Bump ZedThree/clang-tidy-review version to v0.21.0 (#371) #2231

Job	Run time
clang-format	16s
python-lint	6s
macos-clang-build	2m 17s
ubuntu-clang-build	2m 6s
windows-msvc-build	12m 25s
windows-clang-build	5m 27s
ubuntu-gcc-build	2m 35s
macos-clang-test	2m 59s
ubuntu-clang-test	4m 36s
ubuntu-clang-sanitizer-build	2m 1s
ubuntu-gcc-test	4m 19s
macos-clang-test-extended	2m 47s
windows-clang-test	1m 31s
ubuntu-clang-sanitizer-test	2m 56s
ubuntu-clang-test-extended	4m 45s
windows-clang-test-extended	2m 26s
ubuntu-gcc-test-extended	5m 42s
windows-msvc-test	2m 17s
ubuntu-clang-sanitizer-test-extended	2m 36s
ubuntu-gcc-build-codecov	4m 2s
windows-msvc-test-extended	2m 29s
ubuntu-gcc-build-perf-stats	1m 2s
	1h 11m 40s

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