[CI] Forbid LCOV suppressions in the codebase #4303

Job	Run time
pre-commit / pre-commit	1m 7s
ubuntu / clang-build (ubuntu-24.04)	2m 59s
ubuntu / clang-build (ubuntu-24.04-arm)	2m 11s
ubuntu / gcc-build (ubuntu-24.04, Release)	2m 22s
ubuntu / gcc-build (ubuntu-24.04, Debug)	2m 13s
mac / clang-build (Debug)	2m 33s
mac / clang-build (Release)	2m 13s
windows / msvc-build (Debug)	3m 0s
ubuntu / gcc-build (ubuntu-24.04-arm, Release)	2m 0s
windows / clang-build	3m 40s
windows / msvc-build (Release)	3m 52s
ubuntu / gcc-build (ubuntu-24.04-arm, Debug)	1m 48s
ubuntu / gcc-test (ubuntu-24.04)	8m 41s
ubuntu / gcc-test (ubuntu-24.04-arm)	8m 29s
mac / clang-test	4m 55s
ubuntu / clang-test (ubuntu-24.04)	8m 33s
ubuntu / clang-test (ubuntu-24.04-arm)	8m 21s
ubuntu / clang-sanitizer-build (ubuntu-24.04)	3m 32s
windows / clang-test	2m 43s
windows / msvc-test	4m 51s
windows / clang-test-extended	2m 47s
ubuntu / clang-sanitizer-test (ubuntu-24.04)	2m 59s
mac / clang-test-extended	2m 54s
windows / msvc-test-extended	3m 12s
ubuntu / clang-sanitizer-test-extended (ubuntu-24.04)	2m 25s
ubuntu / gcc-test-extended (ubuntu-24.04)	4m 30s
ubuntu / gcc-test-extended (ubuntu-24.04-arm)	4m 53s
ubuntu / clang-test-extended (ubuntu-24.04)	4m 34s
ubuntu / clang-test-extended (ubuntu-24.04-arm)	4m 45s
ubuntu / gcc-build-codecov	7m 39s
perf / ubuntu-gcc-build-perf-stats	1m 24s
perf / macos-clang-build-perf-stats	2m 22s
pages / build-doxygen-xml	24s
pages / build-scoreboard	20s
pages / build-sphinx	53s
pages / deploy-pages	0s
	2h 6m 4s

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