Bump docker/build-push-action from 6.3.0 to 6.4.0

Bumps [docker/build-push-action](https://github.com/docker/build-push-action) from 6.3.0 to 6.4.0.
- [Release notes](https://github.com/docker/build-push-action/releases)
- [Commits](docker/build-push-action@v6.3.0...v6.4.0)

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

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/ci.yml

@@ -58,7 +58,7 @@ jobs:
         with:
           images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
       - name: Build and push
-        uses: docker/build-push-action@v6.3.0
+        uses: docker/build-push-action@v6.4.0
         with:
           push: ${{ github.event_name != 'pull_request' && github.actor != 'dependabot[bot]' }}
           tags: ${{ steps.meta.outputs.tags }}