Bump the github-actions group across 1 directory with 3 updates

Bumps the github-actions group with 3 updates in the / directory: [docker/setup-buildx-action](https://github.com/docker/setup-buildx-action), [docker/metadata-action](https://github.com/docker/metadata-action) and [docker/build-push-action](https://github.com/docker/build-push-action).


Updates `docker/setup-buildx-action` from 3.6.1 to 3.7.1
- [Release notes](https://github.com/docker/setup-buildx-action/releases)
- [Commits](docker/setup-buildx-action@v3.6.1...v3.7.1)

Updates `docker/metadata-action` from 5.5.1 to 5.6.1
- [Release notes](https://github.com/docker/metadata-action/releases)
- [Commits](docker/metadata-action@v5.5.1...v5.6.1)

Updates `docker/build-push-action` from 6.9.0 to 6.10.0
- [Release notes](https://github.com/docker/build-push-action/releases)
- [Commits](docker/build-push-action@v6.9.0...v6.10.0)

---
updated-dependencies:
- dependency-name: docker/setup-buildx-action
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: github-actions
- dependency-name: docker/metadata-action
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: github-actions
- dependency-name: docker/build-push-action
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: github-actions
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/release.yml

@@ -9,7 +9,7 @@ jobs:
     name: Build Docker image
     runs-on: ubuntu-22.04
     steps:
-      - uses: docker/setup-buildx-action@v3.6.1
+      - uses: docker/setup-buildx-action@v3.7.1
       - uses: actions/checkout@v4
 
       - name: Get version
@@ -25,7 +25,7 @@ jobs:
 
       - name: Extract metadata (tags, labels) for Docker 👀
         id: meta
-        uses: docker/metadata-action@v5.5.1
+        uses: docker/metadata-action@v5.6.1
         with:
           images: |
             ghcr.io/${{ steps.owner.outputs.owner }}/indico
@@ -35,7 +35,7 @@ jobs:
             type=semver,pattern={{major}}.{{minor}}.x,value=${{ steps.version.outputs.indico_version }}
 
       - name: Build Docker image 🚢
-        uses: docker/build-push-action@v6.9.0
+        uses: docker/build-push-action@v6.10.0
         with:
           context: indico-prod/worker
           build-args: tag=${{ steps.version.outputs.indico_version }}