Revert "[py] Added Deprecation of WebElement.get_attribute() per #13334 (#14675)"

This reverts commit bb3053b.

Author: VietND96

py/selenium/webdriver/remote/webelement.py

@@ -173,13 +173,6 @@ def get_attribute(self, name) -> str | None:
             # Check if the "active" CSS class is applied to an element.
             is_active = "active" in target_element.get_attribute("class")
         """
-
-        warnings.warn(
-            "using WebElement.get_attribute() has been deprecated. Please use get_dom_attribute() instead.",
-            DeprecationWarning,
-            stacklevel=2,
-        )
-
         if getAttribute_js is None:
             _load_js()
         attribute_value = self.parent.execute_script(