Update build steps for Android.
Update build steps for Android.

Polidea/react-native-ble-plx,Polidea/react-native-ble-plx,Polidea/react-native-ble-plx,Polidea/react-native-ble-plx,Polidea/react-native-ble-plx,Polidea/react-native-ble-plx