feat: bump rlespinasse/github-slug-action in the dependencies group

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


Updates `rlespinasse/github-slug-action` from 4 to 5
- [Release notes](https://github.com/rlespinasse/github-slug-action/releases)
- [Commits](rlespinasse/github-slug-action@v4...v5)

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

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

action.yml

@@ -55,7 +55,7 @@ branding:
 runs:
   using: 'composite'
   steps:
-    - uses: rlespinasse/github-slug-action@v4
+    - uses: rlespinasse/github-slug-action@v5
       with:
         prefix: RT_
     - run: $GITHUB_ACTION_PATH/setup.sh