Update test_definition.py

Author: yunhanw-google

scripts/tests/chiptest/test_definition.py

@@ -373,7 +373,7 @@ def Run(self, runner, apps_register, paths: ApplicationPaths, pics_file: str,
                                          dependencies=[apps_register], timeout_seconds=timeout_seconds)
             else:
                 pairing_cmd = paths.chip_tool_with_python_cmd + \
-                    ['pairing', 'code', TEST_NODE_ID, setupCode, '--skip-icd-registration', '0']
+                    ['pairing', 'code', TEST_NODE_ID, setupCode, '--skip-icd-registration', 'false']
                 test_cmd = paths.chip_tool_with_python_cmd + ['tests', self.run_name] + ['--PICS', pics_file]
                 server_args = ['--server_path', paths.chip_tool[-1]] + \
                     ['--server_arguments', 'interactive server' +