Bump markdownlint-cli2 from 0.8.1 to 0.9.0

Bumps [markdownlint-cli2](https://github.com/DavidAnson/markdownlint-cli2) from 0.8.1 to 0.9.0.
- [Changelog](https://github.com/DavidAnson/markdownlint-cli2/blob/main/CHANGELOG.md)
- [Commits](DavidAnson/markdownlint-cli2@v0.8.1...v0.9.0)

---
updated-dependencies:
- dependency-name: markdownlint-cli2
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

package.json

@@ -23,7 +23,7 @@
   },
   "dependencies": {
     "@actions/core": "1.10.0",
-    "markdownlint-cli2": "0.8.1"
+    "markdownlint-cli2": "0.9.0"
   },
   "devDependencies": {
     "@vercel/ncc": "0.36.1",