Bump docker/login-action from 3 to 4

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

---
updated-dependencies:
- dependency-name: docker/login-action
  dependency-version: '4'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/docker.yaml

@@ -11,14 +11,14 @@ jobs:
     - uses: actions/checkout@v6
     - run: docker build --pull --no-cache --tag composer/satis --tag ghcr.io/composer/satis .
     - if: github.ref == 'refs/heads/main'
-      uses: docker/login-action@v3
+      uses: docker/login-action@v4
       with:
         username: ${{ secrets.DOCKERHUB_USERNAME }}
         password: ${{ secrets.DOCKERHUB_PASSWORD }}
     - if: github.ref == 'refs/heads/main'
       run: docker push composer/satis
     - if: github.ref == 'refs/heads/main'
-      uses: docker/login-action@v3
+      uses: docker/login-action@v4
       with:
         registry: ghcr.io
         username: ${{ github.actor }}