Merged revision(s) 25010-25011 from trunk/OpenMPT:

[Fix] build: CI: GitHub: macOS: Only target the respective latest point release of each macOS release supported by the respective SDK. Reduces number of configurations, and does not test targeting superseded point release targets.
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[Fix] build: CI: GitHub: macOS: Fix typo.
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git-svn-id: https://source.openmpt.org/svn/openmpt/branches/OpenMPT-1.31@25015 56274372-70c3-4bfc-bfc3-4c3a0b034d27

Author: manxorist