Bump org.jetbrains.kotlin:kotlin-gradle-plugin from 1.7.20 to 1.8.20

Bumps [org.jetbrains.kotlin:kotlin-gradle-plugin](https://github.com/JetBrains/kotlin) from 1.7.20 to 1.8.20.
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](https://github.com/JetBrains/kotlin/commits)

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

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

build.gradle.kts

@@ -11,7 +11,7 @@ buildscript {
 
         classpath("com.android.tools.build:gradle:8.0.0-alpha08")
 
-        classpath("org.jetbrains.kotlin:kotlin-gradle-plugin:1.7.20")
+        classpath("org.jetbrains.kotlin:kotlin-gradle-plugin:1.8.20")
 
         classpath("io.gitlab.arturbosch.detekt:detekt-gradle-plugin:1.22.0")