Automated fix for refs/heads/master (#36309)

PanCakes to the rescue!

We noticed that our 'sanity' test was going to fail, but we think we can fix that automatically, so we put together this PR to do just that!

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Closes #36309

COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36309 from grpc:create-pull-request/patch-4feb98e f76f2493ab
PiperOrigin-RevId: 623277186

test/core/end2end/end2end_test_fuzzer.h

@@ -21,4 +21,4 @@ namespace grpc_core {
 void RunEnd2endFuzzer(const core_end2end_test_fuzzer::Msg& msg);
 }
 
-#endif
+#endif  // GRPC_TEST_CORE_END2END_END2END_TEST_FUZZER_H