Bump rlespinasse/github-slug-action in the ci-dependencies group

Bumps the ci-dependencies group with 1 update: [rlespinasse/github-slug-action](https://github.com/rlespinasse/github-slug-action).


Updates `rlespinasse/github-slug-action` from 5.0.0 to 5.1.0
- [Release notes](https://github.com/rlespinasse/github-slug-action/releases)
- [Commits](rlespinasse/github-slug-action@v5.0.0...v5.1.0)

---
updated-dependencies:
- dependency-name: rlespinasse/github-slug-action
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: ci-dependencies
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/docker-build-push.yaml

@@ -25,7 +25,7 @@ jobs:
         with:
           fetch-depth: 1
       - name: Inject slug/short variables
-        uses: rlespinasse/github-slug-action@v5.0.0
+        uses: rlespinasse/github-slug-action@v5.1.0
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v3
       - name: Set up Docker Buildx