style: ruff formatting

Author: wooyoung294

appium/webdriver/extensions/images_comparison.py

@@ -148,7 +148,6 @@ def _add_commands(self) -> None:
 
 def _adjust_image_payload(payload: Base64Payload) -> str:
     try:
-        return payload if isinstance(payload, str) else payload.decode('utf-8') 
-    except UnicodeDecodeError as e: 
+        return payload if isinstance(payload, str) else payload.decode('utf-8')
+    except UnicodeDecodeError as e:
         raise ValueError('The image payload cannot be serialized to a string. Make sure to base64-encode it first') from e
-