Enable testing in GitHub Actions workflows #23

Job	Run time
Test / Windows (nightly-main - windows-2019)	57m 54s
Test / Linux (nightly-main - noble)	57m 35s
Test / macOS (Xcode ${{ matrix.xcode_version }} - ${{ matrix.os_version }} - ${{ matrix.arch }})	0s
Test / Linux (nightly-main - jammy)	57m 36s
Test / Linux (nightly-main - focal)	57m 36s
Test / Linux (nightly-main - rhel-ubi9)	57m 37s
Test / Linux (nightly-6.2 - noble)	57m 35s
Test / Linux (nightly-6.2 - jammy)	57m 35s
Test / Linux (nightly-6.2 - focal)	57m 34s
Test / Linux (nightly-6.2 - rhel-ubi9)	57m 36s
Soundness / Documentation check	34s
Soundness / API breakage check	0s
Soundness / Broken symlinks check	4s
Soundness / License headers check	16s
Soundness / Unacceptable language check	0s
Soundness / Format check	0s
Soundness / Shell check	32s
Soundness / Python lint check	7s
Soundness / YAML lint check	7s
	8h 40m 18s

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