deps(deps): bump the kotlin-ecosystem group across 1 directory with 8 updates

Bumps the kotlin-ecosystem group with 8 updates in the / directory:

| Package | From | To |
| --- | --- | --- |
| [org.jetbrains.kotlin:kotlin-bom](https://github.com/JetBrains/kotlin) | `2.2.10` | `2.2.20` |
| [org.jetbrains.kotlin:kotlin-gradle-plugin](https://github.com/JetBrains/kotlin) | `2.2.10` | `2.2.20` |
| [org.jetbrains.kotlin.plugin.serialization](https://github.com/JetBrains/kotlin) | `2.2.10` | `2.2.20` |
| [org.jetbrains.kotlin.plugin.spring](https://github.com/JetBrains/kotlin) | `2.2.10` | `2.2.20` |
| [org.jetbrains.kotlinx:kotlinx-datetime](https://github.com/Kotlin/kotlinx-datetime) | `0.6.2` | `0.7.1-0.6.x-compat` |
| [org.jetbrains.kotlinx:kotlinx-io-core](https://github.com/Kotlin/kotlinx-io) | `0.7.0` | `0.8.0` |
| [org.jetbrains.kotlinx:kotlinx-serialization-core](https://github.com/Kotlin/kotlinx.serialization) | `1.8.1` | `1.9.0` |
| [org.jetbrains.kotlinx:kotlinx-serialization-json](https://github.com/Kotlin/kotlinx.serialization) | `1.8.1` | `1.9.0` |



Updates `org.jetbrains.kotlin:kotlin-bom` from 2.2.10 to 2.2.20
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](JetBrains/kotlin@v2.2.10...v2.2.20)

Updates `org.jetbrains.kotlin:kotlin-gradle-plugin` from 2.2.10 to 2.2.20
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](JetBrains/kotlin@v2.2.10...v2.2.20)

Updates `org.jetbrains.kotlin.plugin.serialization` from 2.2.10 to 2.2.20
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](JetBrains/kotlin@v2.2.10...v2.2.20)

Updates `org.jetbrains.kotlin.plugin.spring` from 2.2.10 to 2.2.20
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](JetBrains/kotlin@v2.2.10...v2.2.20)

Updates `org.jetbrains.kotlin:kotlin-gradle-plugin` from 2.2.10 to 2.2.20
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](JetBrains/kotlin@v2.2.10...v2.2.20)

Updates `org.jetbrains.kotlinx:kotlinx-datetime` from 0.6.2 to 0.7.1-0.6.x-compat
- [Release notes](https://github.com/Kotlin/kotlinx-datetime/releases)
- [Changelog](https://github.com/Kotlin/kotlinx-datetime/blob/master/CHANGELOG.md)
- [Commits](https://github.com/Kotlin/kotlinx-datetime/commits)

Updates `org.jetbrains.kotlinx:kotlinx-io-core` from 0.7.0 to 0.8.0
- [Release notes](https://github.com/Kotlin/kotlinx-io/releases)
- [Changelog](https://github.com/Kotlin/kotlinx-io/blob/master/CHANGELOG.md)
- [Commits](Kotlin/kotlinx-io@0.7.0...0.8.0)

Updates `org.jetbrains.kotlinx:kotlinx-serialization-core` from 1.8.1 to 1.9.0
- [Release notes](https://github.com/Kotlin/kotlinx.serialization/releases)
- [Changelog](https://github.com/Kotlin/kotlinx.serialization/blob/master/CHANGELOG.md)
- [Commits](Kotlin/kotlinx.serialization@v1.8.1...v1.9.0)

Updates `org.jetbrains.kotlinx:kotlinx-serialization-json` from 1.8.1 to 1.9.0
- [Release notes](https://github.com/Kotlin/kotlinx.serialization/releases)
- [Changelog](https://github.com/Kotlin/kotlinx.serialization/blob/master/CHANGELOG.md)
- [Commits](Kotlin/kotlinx.serialization@v1.8.1...v1.9.0)

Updates `org.jetbrains.kotlinx:kotlinx-serialization-json` from 1.8.1 to 1.9.0
- [Release notes](https://github.com/Kotlin/kotlinx.serialization/releases)
- [Changelog](https://github.com/Kotlin/kotlinx.serialization/blob/master/CHANGELOG.md)
- [Commits](Kotlin/kotlinx.serialization@v1.8.1...v1.9.0)

Updates `org.jetbrains.kotlin.plugin.serialization` from 2.2.10 to 2.2.20
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](JetBrains/kotlin@v2.2.10...v2.2.20)

Updates `org.jetbrains.kotlin.plugin.spring` from 2.2.10 to 2.2.20
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](JetBrains/kotlin@v2.2.10...v2.2.20)

---
updated-dependencies:
- dependency-name: org.jetbrains.kotlin:kotlin-bom
  dependency-version: 2.2.20
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: kotlin-ecosystem
- dependency-name: org.jetbrains.kotlin:kotlin-gradle-plugin
  dependency-version: 2.2.20
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: kotlin-ecosystem
- dependency-name: org.jetbrains.kotlin.plugin.serialization
  dependency-version: 2.2.20
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: kotlin-ecosystem
- dependency-name: org.jetbrains.kotlin.plugin.spring
  dependency-version: 2.2.20
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: kotlin-ecosystem
- dependency-name: org.jetbrains.kotlin:kotlin-gradle-plugin
  dependency-version: 2.2.20
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: kotlin-ecosystem
- dependency-name: org.jetbrains.kotlinx:kotlinx-datetime
  dependency-version: 0.7.1-0.6.x-compat
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: kotlin-ecosystem
- dependency-name: org.jetbrains.kotlinx:kotlinx-io-core
  dependency-version: 0.8.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: kotlin-ecosystem
- dependency-name: org.jetbrains.kotlinx:kotlinx-serialization-core
  dependency-version: 1.9.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: kotlin-ecosystem
- dependency-name: org.jetbrains.kotlinx:kotlinx-serialization-json
  dependency-version: 1.9.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: kotlin-ecosystem
- dependency-name: org.jetbrains.kotlinx:kotlinx-serialization-json
  dependency-version: 1.9.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: kotlin-ecosystem
- dependency-name: org.jetbrains.kotlin.plugin.serialization
  dependency-version: 2.2.20
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: kotlin-ecosystem
- dependency-name: org.jetbrains.kotlin.plugin.spring
  dependency-version: 2.2.20
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: kotlin-ecosystem
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -13,11 +13,11 @@ jetsign = "45.47"
 junit = "5.8.2"
 knit = "0.5.0"
 kotest = "6.0.3"
-kotlin = "2.2.10"
+kotlin = "2.2.21"
 kotlinx-coroutines = "1.10.2"
-kotlinx-datetime = "0.6.2"
-kotlinx-io = "0.7.0"
-kotlinx-serialization = "1.8.1" # check with IJ
+kotlinx-datetime = "0.7.1-0.6.x-compat"
+kotlinx-io = "0.8.0"
+kotlinx-serialization = "1.9.0" # check with IJ
 kover = "0.9.2"
 ktlint = "13.1.0"
 ktor3 = "3.2.2"