Fix: Missing init() call in uiautomator2 retries (#2424)

module/device/method/uiautomator_2.py

@@ -28,6 +28,7 @@ def retry(func):
             try:
                 if callable(init):
                     retry_sleep(_)
+                    init()
                 return func(self, *args, **kwargs)
             # Can't handle
             except RequestHumanTakeover: