Use common Hardware.java

All 3 `Hardware.java` seemed to be the same (minus some formatting).

Author: AndreMiras

pythonforandroid/bootstraps/common/build/src/main/java/org/kivy/android/PythonService.java

@@ -16,8 +16,6 @@
 
 import org.kivy.android.PythonUtil;
 
-import org.renpy.android.Hardware;
-
 //imports for channel definition
 import android.app.NotificationManager;
 import android.app.NotificationChannel;