adding similar changes to wpewebkit

Author: bandophahita

py/selenium/webdriver/wpewebkit/service.py

@@ -37,6 +37,8 @@ class Service(service.Service):
     :param env: (Optional) Mapping of environment variables for the new process, defaults to `os.environ`.
     """
 
+    _service_args: list[str]
+
     def __init__(
         self,
         executable_path: str = DEFAULT_EXECUTABLE_PATH,

py/selenium/webdriver/wpewebkit/webdriver.py

@@ -28,9 +28,11 @@
 class WebDriver(RemoteWebDriver):
     """Controls the WPEWebKitDriver and allows you to drive the browser."""
 
+    service: Service
+
     def __init__(
         self,
-        options=None,
+        options: Optional[Options] = None,
         service: Optional[Service] = None,
     ):
         """Creates a new instance of the WPEWebKit driver.