build(deps-dev): bump markdownlint-cli from 0.39.0 to 0.40.0

Bumps [markdownlint-cli](https://github.com/igorshubovych/markdownlint-cli) from 0.39.0 to 0.40.0.
- [Release notes](https://github.com/igorshubovych/markdownlint-cli/releases)
- [Commits](igorshubovych/markdownlint-cli@v0.39.0...v0.40.0)

---
updated-dependencies:
- dependency-name: markdownlint-cli
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

package.json

@@ -32,7 +32,7 @@
     "eslint-plugin-mdx": "3.1.5",
     "husky": "9.0.11",
     "lint-staged": "15.2.2",
-    "markdownlint-cli": "0.39.0",
+    "markdownlint-cli": "0.40.0",
     "npm-check-updates": "16.14.18",
     "npm-package-json-lint": "7.1.0",
     "npm-run-all": "4.1.5",