Bump docker/build-push-action from 5.3.0 to 6.1.0

Bumps [docker/build-push-action](https://github.com/docker/build-push-action) from 5.3.0 to 6.1.0.
- [Release notes](https://github.com/docker/build-push-action/releases)
- [Commits](docker/build-push-action@2cdde99...31159d4)

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

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

.github/workflows/CI.yaml

@@ -53,7 +53,7 @@ jobs:
         with:
           images: ghcr.io/${{ github.repository }}
       - name: Build and push Docker image
-        uses: docker/build-push-action@2cdde995de11925a030ce8070c3d77a52ffcf1c0
+        uses: docker/build-push-action@31159d49c0d4756269a0940a750801a1ea5d7003
         with:
           context: .
           push: true