Bump docker/login-action from 3 to 4 (#8666)

Bumps [docker/login-action](https://github.com/docker/login-action) from 3 to 4.
- [Release notes](https://github.com/docker/login-action/releases)
- [Commits](https://github.com/docker/login-action/compare/v3...v4)

---
updated-dependencies:
- dependency-name: docker/login-action
  dependency-version: '4'
  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/docker-publish.yml

@@ -69,13 +69,13 @@ jobs:
 
     - name: Login to Docker Hub
       if: github.repository_owner == 'FreshRSS'
-      uses: docker/login-action@v3
+      uses: docker/login-action@v4
       with:
         username: ${{ secrets.DOCKERHUB_USERNAME }}
         password: ${{ secrets.DOCKERHUB_TOKEN }}
 
     # - name: Login to GitHub Container Registry
-    #   uses: docker/login-action@v3
+    #   uses: docker/login-action@v4
     #   with:
     #     registry: ghcr.io
     #     username: ${{ github.repository_owner }}