build(deps): bump kotlin from 2.0.21 to 2.1.0

Bumps `kotlin` from 2.0.21 to 2.1.0.

Updates `org.jetbrains.kotlin:kotlin-gradle-plugin` from 2.0.21 to 2.1.0
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](JetBrains/kotlin@v2.0.21...v2.1.0)

Updates `org.jetbrains.kotlin:kotlin-stdlib-jdk8` from 2.0.21 to 2.1.0
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](JetBrains/kotlin@v2.0.21...v2.1.0)

---
updated-dependencies:
- dependency-name: org.jetbrains.kotlin:kotlin-gradle-plugin
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: org.jetbrains.kotlin:kotlin-stdlib-jdk8
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -5,7 +5,7 @@ gradle = "8.7.2"
 jacoco-android = "0.2.1"
 lifecycle-extensions = "2.2.0"
 lifecycle-viewmodel-ktx = "2.8.7"
-kotlin = "2.0.21"
+kotlin = "2.1.0"
 kotlinx-coroutines = "1.9.0"
 junit = "4.13.2"
 secrets-gradle-plugin = "2.0.1"