Test

Improves test suite performance by 8.5-25x [experiment!] #5578

Job	Run time
Generate Matrix	11s
Suite / LINUX_X32_DEBUG_ZTS	13m 25s
Suite / LINUX_X64_RELEASE_NTS	24m 29s
Suite / FREEBSD_NTS	12m 41s
Suite / ALPINE_X64_ASAN_DEBUG_ZTS	22m 3s
Suite / BENCHMARKING	15m 18s
Suite / WINDOWS_X64_ZTS	31m 36s
Suite / LINUX_X64_ASAN_DEBUG_ZTS	48m 32s
Suite / MACOS_ARM64_DEBUG_NTS	21m 39s
Suite / MSAN	0s
Suite / COMMUNITY_${{ matrix.type }}	0s
Suite / OPCACHE_VARIATION	0s
Suite / SOLARIS	0s
Suite / LINUX_PPC64_ASAN_DEBUG_ZTS	0s
Suite / LIBMYSQLCLIENT	0s
Suite / COVERAGE	0s
	3h 9m 54s

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