Merge pull request #1 from htinlinnzaw/master

1. fix: change deprecated method FlutterMain.findAppBundlePath(Context) to no argument one @ MainActivity.java

1. upgrade: gradle distributionUrl from '5.6.2' to '6.7' @ gradle-wrapper.properties

Update MainActivity.java

Update CustomSplashScreenView.java

Update CustomSplashScreen.java

update

splash animation attempt 1

converted to java

initial commit kotlin version