Bump docker/login-action from 4.2.0 to 4.4.0

Bumps [docker/login-action](https://github.com/docker/login-action) from 4.2.0 to 4.4.0.
- [Release notes](https://github.com/docker/login-action/releases)
- [Commits](docker/login-action@650006c...af1e73f)

---
updated-dependencies:
- dependency-name: docker/login-action
  dependency-version: 4.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

.github/workflows/build-containers.yml

@@ -29,7 +29,7 @@ jobs:
       - name: Setup Docker buildx
         uses: docker/setup-buildx-action@d7f5e7f509e45cec5c76c4d5afdd7de93d0b3df5 # v4.1.0
       - name: docker login
-        uses: docker/login-action@650006c6eb7dba73a995cc03b0b2d7f5ca915bee # v4.2.0
+        uses: docker/login-action@af1e73f918a031802d376d3c8bbc3fe56130a9b0 # v4.4.0
         with:
           username: flowforge
           password: ${{ secrets.DOCKER_HUB_PASSWORD }}