Bump version to 0.3 (code 3)

Author: syntaxerror247

app/build.gradle

@@ -24,8 +24,8 @@ android {
         applicationId = "org.godotengine.godot_gradle_build_environment"
         minSdk = 24
         targetSdk = 36
-        versionCode = 2
-        versionName = "0.2"
+        versionCode = 3
+        versionName = "0.3"
 
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
     }