Fix `XCode16` no longer being available on `latest` runners #8237

Job	Run time
Ruby analysis (ubuntu-latest, default)	43s
Ruby analysis (ubuntu-latest, nightly-latest)	43s
Ruby analysis (macos-latest, linked)	1m 3s
Ruby analysis (ubuntu-latest, linked)	42s
Ruby analysis (macos-latest, default)	44s
Ruby analysis (macos-latest, nightly-latest)	48s
	4m 43s

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