Fix newlines

Signed-off-by: Mario Danic <mario@lovelyhq.com>

src/gplay/java/com/owncloud/android/services/firebase/NCFirebaseInstanceIDService.java

@@ -39,4 +39,3 @@ public class NCFirebaseInstanceIDService extends FirebaseInstanceIdService {
         }
     }
 }
-

src/gplay/java/com/owncloud/android/services/firebase/NCFirebaseMessagingService.java

@@ -43,4 +43,4 @@ public class NCFirebaseMessagingService extends FirebaseMessagingService {
                     .schedule();
         }
     }
-}
+}