[MAINT] Use commit hash for checkout in pre-commit workflow

[ndgrigorian]

This PR fixes the pre-commit workflow by using the commit has when running pre-commit, to fix no-commit-to-branch failure

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[github-actions]

Deleted rendered PR docs from intelpython.github.com/dpctl, latest should be updated shortly. 🤞

[coveralls]

coverage: 75.476%. remained the same — fix-pre-commit-workflow into master