build(deps): bump actionshub/markdownlint from 2.0.2 to 3.1.4

Bumps [actionshub/markdownlint](https://github.com/actionshub/markdownlint) from 2.0.2 to 3.1.4.
- [Release notes](https://github.com/actionshub/markdownlint/releases)
- [Commits](actionshub/markdownlint@2.0.2...v3.1.4)

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

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

.github/workflows/lint.yaml

@@ -29,4 +29,4 @@ jobs:
     steps:
       - uses: actions/checkout@v3
       - name: Run markdownlint
-        uses: actionshub/markdownlint@2.0.2
+        uses: actionshub/markdownlint@v3.1.4