Build ID bump for Android

android/vcmi-app/build.gradle

@@ -26,7 +26,7 @@ android {
 		minSdk = qtMinSdkVersion as Integer
 		targetSdk = qtTargetSdkVersion as Integer // ANDROID_TARGET_SDK_VERSION in the CMake project
 
-		versionCode 1640
+		versionCode 1642
 		versionName "1.6.4"
 
 		setProperty("archivesBaseName", "vcmi")