[CI] Adopt GitHub Actions #2

Job	Run time
Soundness / Unacceptable language check	5s
Soundness / API breakage check	1m 56s
Soundness / License headers check	7s
Soundness / Documentation check	45s
Soundness / Broken symlinks check	6s
Soundness / YAML lint check	4s
Soundness / Shell check	36s
Soundness / Format check	41s
Soundness / Python lint check	4s
Unit tests / Unit tests / Windows (6.0)	1s
Unit tests / Unit tests / Linux (5.9)	2m 0s
Unit tests / Unit tests / Windows (nightly-6.0)	2s
Unit tests / Unit tests / Linux (5.10)	1m 54s
Unit tests / Unit tests / Windows (nightly-main)	1s
Unit tests / Unit tests / Linux (6.0)	2m 6s
Unit tests / Unit tests / Linux (nightly-6.0)	2m 32s
Unit tests / Unit tests / Linux (nightly-main)	2m 46s
Cxx interop / Cxx interop / Linux (5.9)	1m 20s
Cxx interop / Cxx interop / Linux (5.10)	1m 13s
Cxx interop / Cxx interop / Windows (6.0)	1s
Cxx interop / Cxx interop / Linux (6.0)	1m 28s
Cxx interop / Cxx interop / Windows (nightly-6.0)	2s
Cxx interop / Cxx interop / Linux (nightly-6.0)	2m 4s
Cxx interop / Cxx interop / Windows (nightly-main)	4s
Cxx interop / Cxx interop / Linux (nightly-main)	1m 44s
	23m 42s

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