chore(deps): 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/main.yml

@@ -156,7 +156,7 @@ jobs:
             type=ref,event=pr
 
       - name: Publish to registries
-        uses: docker/build-push-action@v5
+        uses: docker/build-push-action@v6
         if: github.ref == 'refs/heads/dev' || startsWith(github.ref, 'refs/tags/')
         with:
           push: true