Bump peter-evans/dockerhub-description from 3.4.2 to 4.0.0

Bumps [peter-evans/dockerhub-description](https://github.com/peter-evans/dockerhub-description) from 3.4.2 to 4.0.0.
- [Release notes](https://github.com/peter-evans/dockerhub-description/releases)
- [Commits](https://github.com/peter-evans/dockerhub-description/compare/v3.4.2...v4.0.0)

---
updated-dependencies:
- dependency-name: peter-evans/dockerhub-description
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/update-docker-readme.yml

@@ -15,7 +15,7 @@ jobs:
     - uses: actions/checkout@v4.1.1
 
     - name: Update Docker Hub Readme (buanet)
-      uses: peter-evans/dockerhub-description@v3.4.2
+      uses: peter-evans/dockerhub-description@v4.0.0
       with:
         username: ${{ secrets.DOCKER_USER }}
         password: ${{ secrets.DOCKER_PASS }}
@@ -24,7 +24,7 @@ jobs:
         readme-filepath: ./docs/README_docker_hub_buanet.md
 
     - name: Update Docker Hub Readme (iobroker)
-      uses: peter-evans/dockerhub-description@v3.4.2
+      uses: peter-evans/dockerhub-description@v4.0.0
       with:
         username: ${{ secrets.DOCKER_USER_IOB }}
         password: ${{ secrets.DOCKER_PASS_IOB }}