Bump kotlin_version from 1.5.0 to 1.5.10

Bumps `kotlin_version` from 1.5.0 to 1.5.10.

Updates `kotlin-gradle-plugin` from 1.5.0 to 1.5.10

Updates `kotlin-stdlib` from 1.5.0 to 1.5.10
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](https://github.com/JetBrains/kotlin/compare/v1.5.0...v1.5.10)

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

build.gradle

@@ -9,7 +9,7 @@ import org.gradle.internal.jvm.Jvm
 // its root folder, another one for the app module in subfolder of root.
 
 buildscript {
-    ext.kotlin_version = '1.5.0'
+    ext.kotlin_version = '1.5.10'
     repositories {
         google()
         maven {