Unify whitespace handling in linter and formatter #345

Job	Run time
Test / Linux (5.9 - jammy)	2m 12s
Test / Windows (5.9 - windows-2022)	23m 5s
Test / Linux (5.10 - jammy)	2m 6s
Test / Windows (6.0 - windows-2022)	18m 45s
Test / Linux (6.0 - jammy)	2m 24s
Test / Windows (nightly - windows-2019)	15m 13s
Test / Linux (nightly-main - jammy)	4m 22s
Test / Windows (nightly-6.1 - windows-2019)	15m 56s
Test / Linux (nightly-6.1 - jammy)	4m 6s
Soundness / Documentation check	2m 13s
Soundness / API breakage check	3m 26s
Soundness / Broken symlinks check	3s
Soundness / Format check	31s
Soundness / Python lint check	7s
Soundness / License headers check	6s
Soundness / Shell check	33s
Soundness / Unacceptable language check	5s
Soundness / YAML lint check	3s
	1h 35m 16s

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