Bump docker/build-push-action from 5 to 6

Bumps [docker/build-push-action](https://github.com/docker/build-push-action) from 5 to 6.
- [Release notes](https://github.com/docker/build-push-action/releases)
- [Commits](docker/build-push-action@v5...v6)

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

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

.github/workflows/cron.yml

@@ -115,7 +115,7 @@ jobs:
             org.opencontainers.image.source="https://github.com/${{ github.repository }}"
 
       - name: Build and push docker image with version tag
-        uses: docker/build-push-action@v5
+        uses: docker/build-push-action@v6
         id: docker-build
         with:
           platforms: linux/amd64,linux/arm64

.github/workflows/debug.yml

@@ -100,7 +100,7 @@ jobs:
           password: ${{ secrets.GH_REGISTRY_TOKEN }}
 
       - name: Build and push docker image with version tag
-        uses: docker/build-push-action@v5
+        uses: docker/build-push-action@v6
         with:
           platforms: linux/amd64,linux/arm64
           build-args: |