add package to lock database broadcast from keyboard

src/java/KP2ASoftkeyboard_AS/app/src/main/java/keepass2android/softkeyboard/KP2AKeyboard.java

@@ -1325,7 +1325,9 @@ public class KP2AKeyboard extends InputMethodService
     	
 		String action = getPackageName()+".lock_database";
 		android.util.Log.i("KP2A", "sending broadcast with action "+action);
-		sendBroadcast(new Intent(action));
+		Intent intent = new Intent(action);
+		intent.setPackage(getPackageName());
+		sendBroadcast(intent);
 		
 	}