Add an option to customize build dir in run_tests.py script #4457

Job	Run time
pre-commit / check-file-sizes	6s
pre-commit / pre-commit	1m 22s
ubuntu / clang-build (ubuntu-24.04-arm)	2m 6s
mac / clang-build (Debug)	1m 52s
windows / clang-build	2m 20s
mac / clang-build (Release)	1m 54s
ubuntu / clang-build (ubuntu-24.04)	2m 50s
windows / msvc-build (Release)	1m 46s
ubuntu / gcc-build (ubuntu-24.04-arm, Release)	2m 3s
ubuntu / gcc-build (ubuntu-24.04-arm, Debug)	1m 51s
ubuntu / gcc-build (ubuntu-24.04, Debug)	2m 8s
windows / msvc-build (Debug)	3m 16s
ubuntu / gcc-build (ubuntu-24.04, Release)	2m 28s
windows / clang-test	2m 55s
windows / msvc-test	4m 56s
mac / clang-test	4m 14s
ubuntu / clang-test (ubuntu-24.04)	8m 21s
ubuntu / clang-sanitizer-build (ubuntu-24.04)	3m 25s
ubuntu / clang-test (ubuntu-24.04-arm)	8m 22s
windows / clang-test-extended	2m 51s
windows / msvc-test-extended	3m 1s
ubuntu / gcc-test (ubuntu-24.04-arm)	8m 21s
ubuntu / gcc-test (ubuntu-24.04)	8m 34s
mac / clang-test-extended	2m 59s
ubuntu / clang-test-extended (ubuntu-24.04)	4m 45s
ubuntu / clang-test-extended (ubuntu-24.04-arm)	4m 26s
ubuntu / clang-sanitizer-test (ubuntu-24.04)	2m 52s
ubuntu / gcc-test-extended (ubuntu-24.04)	4m 34s
ubuntu / gcc-test-extended (ubuntu-24.04-arm)	4m 29s
ubuntu / clang-sanitizer-test-extended (ubuntu-24.04)	2m 23s
ubuntu / gcc-build-codecov	7m 21s
perf / macos-clang-build-perf-stats	1m 47s
perf / ubuntu-gcc-build-perf-stats	1m 19s
pages / build-doxygen-xml	28s
pages / build-scoreboard	16s
pages / build-sphinx	34s
pages / deploy-pages	0s
	1h 59m 15s

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