Bump kotlin-gradle-plugin from 1.5.31 to 1.6.0

Bumps [kotlin-gradle-plugin](https://github.com/JetBrains/kotlin) from 1.5.31 to 1.6.0.
- [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] <[email protected]>

build.gradle.kts

@@ -9,7 +9,7 @@ buildscript {
     }
     dependencies {
         classpath("com.android.tools.build:gradle:7.0.3")
-        classpath("org.jetbrains.kotlin:kotlin-gradle-plugin:1.5.31")
+        classpath("org.jetbrains.kotlin:kotlin-gradle-plugin:1.6.0")
         classpath("io.gitlab.arturbosch.detekt:detekt-gradle-plugin:1.18.1")
         classpath("com.google.gms:google-services:4.3.10")
         // NOTE: Do not place your application dependencies here; they belong