Bump actionshub/markdownlint from 3.1.3 to 3.1.4

Bumps [actionshub/markdownlint](https://github.com/actionshub/markdownlint) from 3.1.3 to 3.1.4.
- [Release notes](https://github.com/actionshub/markdownlint/releases)
- [Commits](actionshub/markdownlint@v3.1.3...v3.1.4)

---
updated-dependencies:
- dependency-name: actionshub/markdownlint
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

.github/workflows/ci.yaml

@@ -26,7 +26,7 @@ jobs:
         uses: frenck/action-yamllint@v1
 
       - name: 🚀 Run markdownlint
-        uses: actionshub/[email protected].3
+        uses: actionshub/[email protected].4
 
       - name: 🚀 Run helmchart lint
         run: ct lint --all --config ./.github/ct.yaml