chore(deps): bump docker/build-push-action (#154)

Bumps the all group with 1 update in the / directory: [docker/build-push-action](https://github.com/docker/build-push-action).


Updates `docker/build-push-action` from 6.7.0 to 6.9.0
- [Release notes](https://github.com/docker/build-push-action/releases)
- [Commits](docker/build-push-action@v6.7.0...v6.9.0)

---
updated-dependencies:
- dependency-name: docker/build-push-action
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: all
...

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

Author: dependabot[bot]

.github/workflows/packages.yml

@@ -28,7 +28,7 @@ jobs:
         with:
           images: ghcr.io/stac-utils/stac-fastapi-pgstac
       - name: Build and push Docker image
-        uses: docker/build-push-action@v6.7.0
+        uses: docker/build-push-action@v6.9.0
         with:
           context: .
           file: Dockerfile