Bump Staffbase/gha-workflows from 5.3.0 to 5.4.0 (#47)

Bumps [Staffbase/gha-workflows](https://github.com/staffbase/gha-workflows) from 5.3.0 to 5.4.0.
- [Release notes](https://github.com/staffbase/gha-workflows/releases)
- [Commits](Staffbase/gha-workflows@v5.3.0...v5.4.0)

---
updated-dependencies:
- dependency-name: Staffbase/gha-workflows
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/ci-cd.yaml

@@ -37,7 +37,7 @@ jobs:
     name: Auto Merge (Dependabot)
     needs:
       - docker
-    uses: Staffbase/gha-workflows/.github/workflows/template_automerge_dependabot.yml@v5.3.0
+    uses: Staffbase/gha-workflows/.github/workflows/template_automerge_dependabot.yml@v5.4.0
     with:
       force: true
     secrets: