Merge pull request #497 from juliuscanute/dependabot/gradle/android/kotlin_version-1.6.10

Bump kotlin_version from 1.5.31 to 1.6.10 in /android

android/build.gradle

@@ -2,7 +2,7 @@ group 'net.touchcapture.qr.flutterqr'
 version '1.0-SNAPSHOT'
 
 buildscript {
-    ext.kotlin_version = '1.5.31'
+    ext.kotlin_version = '1.6.10'
     repositories {
         google()
         mavenCentral()