build(deps): bump docker/build-push-action from 5.3.0 to 6.2.0 (#44910)

Bumps [docker/build-push-action](https://github.com/docker/build-push-action) from 5.3.0 to 6.2.0.
- [Release notes](https://github.com/docker/build-push-action/releases)
- [Commits](2cdde995de...15560696de)

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

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/build-containers.yml

@@ -114,7 +114,7 @@ jobs:
           password: ${{ secrets.DOCKERHUB_TOKEN }}
 
       - name: Build & Deploy ${{ matrix.dockerfile[0] }}
-        uses: docker/build-push-action@2cdde995de11925a030ce8070c3d77a52ffcf1c0
+        uses: docker/build-push-action@15560696de535e4014efeff63c48f16952e52dd1
         with:
           context: dockerfiles/${{ matrix.dockerfile[0] }}
           platforms: ${{ matrix.dockerfile[1] }}