chore(docker-image): update image ghcr.io/onedr0p/semaphore to v2.9.21

This PR contains the following updates:

Package	Update	Change
ghcr.io/onedr0p/semaphore	patch	`v2.9.18` -> `v2.9.21`

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This PR has been generated by Renovate Bot.

Descriptor	Linter	Files	Fixed	Errors	Elapsed time
✅ ACTION	actionlint	4		0	0.08s
✅ REPOSITORY	git_diff	yes		no	0.03s

Descriptor

Linter

Files

Fixed

Errors

Elapsed time

✅ ACTION

0.08s

✅ REPOSITORY

yes

0.03s

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