Bump com.diffplug.spotless from 7.2.1 to 8.1.0

Bumps com.diffplug.spotless from 7.2.1 to 8.1.0.

---
updated-dependencies:
- dependency-name: com.diffplug.spotless
  dependency-version: 8.1.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -33,7 +33,7 @@ lombok-plugin = "9.0.0-rc2"
 versions-plugin = "0.52.0"
 shadow-plugin = "9.2.2"
 sonarqube-plugin = "7.1.0.6387"
-spotless-plugin = "7.2.1"
+spotless-plugin = "8.1.0"
 
 commons-lang3 = "3.18.0"
 commons-collections4 = "4.5.0"