Update src/python_testing/matter_testing_infrastructure/chip/testing/matter_testing.py

Adding coding change from Cecille!

Co-authored-by: C Freeman <cecille@google.com>

Author: j-ororke

src/python_testing/matter_testing_infrastructure/chip/testing/matter_testing.py

@@ -1455,7 +1455,7 @@ def pics_guard(self, pics_condition: bool):
             self.mark_current_step_skipped()
         return pics_condition
 
-    async def attributes_guard(self, endpoint: int, attribute: str):
+    async def attribute_guard(self, endpoint: int, attribute: ClusterObjects.ClusterAttributeDescriptor):
         """Similar to pics_guard above, except checks a condition and if False marks the test step as skipped and
            returns False using attributes against attributes_list, otherwise returns True.
            For example can be used to check if a test step should be run: