luzer: add macOS ARM64 support #1126

Job	Run time
testing (ubuntu-24.04, Debug, 5.4)	29s
testing (ubuntu-24.04, Release, 5.4)	22s
testing (ubuntu-24.04, Release, 5.2)	22s
testing (ubuntu-24.04, Release, 5.1)	25s
testing (ubuntu-24.04, Debug, luajit-v2.1)	23s
testing (ubuntu-24.04, Debug, 5.3)	22m 59s
testing (ubuntu-24.04, Debug, 5.1)	26s
testing (ubuntu-24.04, Release, 5.3)	23s
testing (macos-26, Debug, luajit-v2.1)	1m 7s
testing (macos-26, Release, luajit-v2.1)	55s
testing (ubuntu-24.04, Debug, 5.2)	18s
testing (ubuntu-24.04, Release, luajit-v2.1)	19s
	28m 28s

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