chore(deps): Update Prek to v0.3.12 #429

Job	Run time
clippy	25s
lockfile	14s
rustfmt	18s
Coverage	3m 7s
Check MSRV (ubuntu-latest)	26s
Test (ubuntu-latest, stable)	25s
Minimal versions (ubuntu-latest)	24s
Docs	17s
Test (windows-latest, stable)	1m 4s
Test (macos-latest, stable)	41s
CI	2s
	7m 23s

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