ci(deps): bump docker/setup-buildx-action from 3.11.1 to 3.12.0 (#816)

Bumps [docker/setup-buildx-action](https://github.com/docker/setup-buildx-action) from 3.11.1 to 3.12.0.
- [Release notes](https://github.com/docker/setup-buildx-action/releases)
- [Commits](docker/setup-buildx-action@e468171...8d2750c)

---
updated-dependencies:
- dependency-name: docker/setup-buildx-action
  dependency-version: 3.12.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/docker-build-push.yml

@@ -41,7 +41,7 @@ jobs:
       - if: github.ref == 'refs/heads/main'
         uses: sigstore/cosign-installer@faadad0cce49287aee09b3a48701e75088a2c6ad # v4.0.0
       - uses: docker/setup-qemu-action@c7c53464625b32c7a7e944ae62b3e17d2b600130 # v3.7.0
-      - uses: docker/setup-buildx-action@e468171a9de216ec08956ac3ada2f0791b6bd435 # v3.11.1
+      - uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3.12.0
       - uses: docker/metadata-action@c299e40c65443455700f0fdfc63efafe5b349051 # v5.10.0
         id: meta
         with:

.github/workflows/docker-release.yml

@@ -37,7 +37,7 @@ jobs:
           echo "SOURCE_DATE_EPOCH=$(git log -1 --pretty=%ct)" >> "${GITHUB_ENV}"
       - uses: sigstore/cosign-installer@faadad0cce49287aee09b3a48701e75088a2c6ad # v4.0.0
       - uses: docker/setup-qemu-action@c7c53464625b32c7a7e944ae62b3e17d2b600130 # v3.7.0
-      - uses: docker/setup-buildx-action@e468171a9de216ec08956ac3ada2f0791b6bd435 # v3.11.1
+      - uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3.12.0
       - uses: docker/metadata-action@c299e40c65443455700f0fdfc63efafe5b349051 # v5.10.0
         id: meta
         with: