[devicelock] No need to set dbus return value a second time

Regardless if things go bad or not, other programs will need to
process the dbus call that started the devicelock callback. So
no need to set it again. Saves a few cpu cycles :D

Signed-off-by: Philippe De Swert <philippe.deswert@jollamobile.com>

src/usb_moded-devicelock.c

@@ -117,6 +117,7 @@ int stop_devicelock_listener(void)
 
 static DBusHandlerResult devicelock_unlocked_cb(DBusConnection *conn, DBusMessage *msg, void *user_data)
 {
+  /* regardless what happens, we want that other programs get a chance to process this */
   DBusHandlerResult   result    = DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
   const char         *interface = dbus_message_get_interface(msg);
   const char         *member    = dbus_message_get_member(msg);
@@ -147,7 +148,6 @@ static DBusHandlerResult devicelock_unlocked_cb(DBusConnection *conn, DBusMessag
 	    }
   	}
   }
-  result = DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
 
 cleanup:
   return result;