Update src/python_testing/matter_testing_support.py

Co-authored-by: Boris Zbarsky <bzbarsky@apple.com>

Author: cecille

src/python_testing/matter_testing_support.py

@@ -1941,7 +1941,7 @@ def matching_runner(self: MatterBaseTest, *args, **kwargs):
 
 
 def run_if_endpoint_matches(accept_function: EndpointCheckFunction):
-    """ Test decorator for a test that needs to be run only if the endpoint that meets the accept_function criteria.
+    """ Test decorator for a test that needs to be run only if the endpoint meets the accept_function criteria.
 
         Place this decorator above the test_ method to have the test framework run this test only if the endpoint matches.
         This decorator takes an EndpointCheckFunction to assess whether a test needs to be run on a particular