Update to Kotlin 1.7

Author: abnegate

templates/android/build.gradle.twig

@@ -2,7 +2,7 @@ apply plugin: 'io.github.gradle-nexus.publish-plugin'
 
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 buildscript {
-    ext.kotlin_version = "1.5.31"
+    ext.kotlin_version = "1.7.10"
     version System.getenv("SDK_VERSION")
     repositories {
         maven { url "https://plugins.gradle.org/m2/" }