Enable python lint in CI #11

Job	Run time
Soundness / Documentation check	1m 33s
Soundness / API breakage check	1m 49s
Soundness / Format check	0s
Soundness / Broken symlinks check	3s
Soundness / License headers check	5s
Soundness / Python lint check	5s
Soundness / Shell check	0s
Soundness / Unacceptable language check	4s
Soundness / YAML lint check	4s
Cxx interop / Cxx interop / Linux (5.9)	1m 15s
Cxx interop / Cxx interop / Windows (nightly-6.0)	3s
Cxx interop / Cxx interop / Linux (5.10)	1m 17s
Cxx interop / Cxx interop / Windows (6.0)	1s
Cxx interop / Cxx interop / Linux (6.0)	1m 29s
Cxx interop / Cxx interop / Windows (nightly-main)	3s
Cxx interop / Cxx interop / Linux (nightly-6.0)	1m 33s
Cxx interop / Cxx interop / Linux (nightly-main)	1m 36s
Unit tests / Unit tests / Linux (5.9)	3m 6s
Unit tests / Unit tests / Linux (5.10)	3m 11s
Unit tests / Unit tests / Linux (6.0)	2m 45s
Unit tests / Unit tests / Windows (6.0)	1s
Unit tests / Unit tests / Linux (nightly-6.0)	3m 3s
Unit tests / Unit tests / Linux (nightly-main)	2m 59s
Unit tests / Unit tests / Windows (nightly-6.0)	2s
Unit tests / Unit tests / Windows (nightly-main)	1s
	26m 8s

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