[Android]: Bump kotlin-gradle-plugin from 1.5.21 to 1.6.10

Bumps [kotlin-gradle-plugin](https://github.com/JetBrains/kotlin) from 1.5.21 to 1.6.10.
- [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>

build.gradle

@@ -2,7 +2,7 @@
 buildscript {
 
     ext{
-        kotlin_version = "1.5.21"
+        kotlin_version = "1.6.10"
         lifecycle_version = "2.4.0"
         room_version = "2.3.0"
         navigation_version = '2.3.5'