build(deps): bump docker/login-action from 1.11.0 to 1.12.0 (#380)

Bumps [docker/login-action](https://github.com/docker/login-action) from 1.11.0 to 1.12.0.
- [Release notes](https://github.com/docker/login-action/releases)
- [Commits](https://github.com/docker/login-action/compare/v1.11.0...v1.12.0)

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

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

.github/workflows/proto-dockerfile.yml

@@ -49,7 +49,7 @@ jobs:
         uses: docker/setup-buildx-action@v1.6.0
 
       - name: Log in to the container registry
-        uses: docker/login-action@v1.11.0
+        uses: docker/login-action@v1.12.0
         with:
           registry: ${{ env.REGISTRY }}
           username: ${{ github.actor }}