chore(deps): pin dependencies

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
Tiryoh/actions-mkdocs	action	pinDigest	-> c9944d3
actions/checkout	action	pinDigest	-> 11bd719
docker/build-push-action	action	pinDigest	-> 48aba3b
docker/login-action	action	pinDigest	-> 9780b0c
docker/setup-buildx-action	action	pinDigest	-> 6524bf6
docker/setup-qemu-action	action	pinDigest	-> 49b3bc8
homebrew/ubuntu24.04	final	pinDigest	-> 296e736
peaceiris/actions-gh-pages	action	pinDigest	-> 4f9cc66

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