Bump spotless from 8.6.0 to 8.7.0 (#692)

Bumps `spotless` from 8.6.0 to 8.7.0.

Updates `com.diffplug.spotless:spotless-plugin-gradle` from 8.6.0 to 8.7.0
- [Release notes](https://github.com/diffplug/spotless/releases)
- [Changelog](https://github.com/diffplug/spotless/blob/main/CHANGES.md)
- [Commits](diffplug/spotless@gradle/8.6.0...gradle/8.7.0)

Updates `com.diffplug.spotless` from 8.6.0 to 8.7.0

---
updated-dependencies:
- dependency-name: com.diffplug.spotless:spotless-plugin-gradle
  dependency-version: 8.7.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: com.diffplug.spotless
  dependency-version: 8.7.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -10,7 +10,7 @@ lifecycle = "2.10.0"
 okhttp = "5.4.0"
 room = "2.8.4"
 coil = "3.5.0"
-spotless = "8.6.0"
+spotless = "8.7.0"
 aboutLibraries = "14.2.1"
 
 [libraries]