Test

Allow promoted readonly properties to be reassigned once in constructor #23

Job	Run time
Generate Matrix	11s
Suite / WINDOWS_X64_ZTS	34m 6s
Suite / ALPINE_X64_ASAN_DEBUG_ZTS	33m 7s
Suite / LINUX_X64_RELEASE_NTS	26m 4s
Suite / FREEBSD_NTS	12m 39s
Suite / LINUX_X64_ASAN_DEBUG_ZTS	47m 25s
Suite / LINUX_X32_DEBUG_ZTS	13m 43s
Suite / BENCHMARKING	16m 27s
Suite / MACOS_ARM64_DEBUG_NTS	26m 21s
Suite / OPCACHE_VARIATION	0s
Suite / LIBMYSQLCLIENT	0s
Suite / COVERAGE	0s
Suite / PECL	0s
Suite / MSAN	0s
Suite / COMMUNITY_${{ matrix.type }}	0s
Suite / LINUX_PPC64_ASAN_DEBUG_ZTS	0s
	3h 30m 3s

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