Bump markdownlint from 0.30.0 to 0.39.0

Bumps [markdownlint](https://github.com/DavidAnson/markdownlint) from 0.30.0 to 0.39.0.
- [Changelog](https://github.com/DavidAnson/markdownlint/blob/main/CHANGELOG.md)
- [Commits](DavidAnson/markdownlint@v0.30.0...v0.39.0)

---
updated-dependencies:
- dependency-name: markdownlint
  dependency-version: 0.39.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

package-lock.json

@@ -22,7 +22,7 @@
     "@mdx-js/mdx": "^3.1.1",
     "commander": "^5.0.0",
     "fs-extra": "^8.1.0",
-    "markdownlint": "^0.30.0",
+    "markdownlint": "^0.39.0",
     "markdownlint-rule-helpers": "^0.24.0"
   }
 }