build(deps): bump docker/build-push-action in the docker group

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


Updates `docker/build-push-action` from 7.1.0 to 7.2.0
- [Release notes](https://github.com/docker/build-push-action/releases)
- [Commits](docker/build-push-action@bcafcac...f9f3042)

---
updated-dependencies:
- dependency-name: docker/build-push-action
  dependency-version: 7.2.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: docker
...

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

Author: dependabot[bot]

.github/workflows/ubuntu-cross.yml

@@ -41,7 +41,7 @@ jobs:
         if: ${{ github.base_ref == null }}
 
       - name: Build and push image
-        uses: docker/build-push-action@bcafcacb16a39f128d818304e6c9c0c18556b85f # v7.1.0
+        uses: docker/build-push-action@f9f3042f7e2789586610d6e8b85c8f03e5195baf # v7.2.0
         id: push
         with:
           context: .