Enable macOS CI on merge to main and daily timer #28

Job	Run time
Unit tests / Construct unit test matrix	4s
Benchmarks / Construct Benchmarks matrix	4s
Cxx interop / Construct Cxx interop matrix	4s
Soundness / API breakage check	43s
Soundness / Documentation check	1m 3s
Soundness / Broken symlinks check	2s
Soundness / License headers check	6s
Soundness / Unacceptable language check	5s
Soundness / Format check	38s
Soundness / Python lint check	4s
Soundness / Shell check	30s
Soundness / YAML lint check	6s
Benchmarks / Benchmarks / Linux (5.9)	2m 14s
Unit tests / Unit tests / Linux (5.9)	33s
Benchmarks / Benchmarks / Linux (5.10)	2m 13s
Cxx interop / Cxx interop / Linux (5.9)	43s
Unit tests / Unit tests / Linux (5.10)	36s
Benchmarks / Benchmarks / Linux (6.0)	2m 13s
Cxx interop / Cxx interop / Linux (5.10)	38s
Unit tests / Unit tests / Linux (6.0)	44s
Benchmarks / Benchmarks / Linux (nightly-next)	2m 23s
Cxx interop / Cxx interop / Linux (6.0)	49s
Unit tests / Unit tests / Linux (nightly-next)	51s
Benchmarks / Benchmarks / Linux (nightly-main)	2m 16s
Cxx interop / Cxx interop / Linux (nightly-next)	51s
Unit tests / Unit tests / Linux (nightly-main)	57s
Cxx interop / Cxx interop / Linux (nightly-main)	55s
	22m 25s

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