build(deps-dev): Bump prettier from 3.8.4 to 3.9.4 in the npm group

Bumps the npm group with 1 update: [prettier](https://github.com/prettier/prettier).


Updates `prettier` from 3.8.4 to 3.9.4
- [Release notes](https://github.com/prettier/prettier/releases)
- [Changelog](https://github.com/prettier/prettier/blob/main/CHANGELOG.md)
- [Commits](prettier/prettier@3.8.4...3.9.4)

---
updated-dependencies:
- dependency-name: prettier
  dependency-version: 3.9.4
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: npm
...

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

Author: dependabot[bot]

package-lock.json

@@ -11,6 +11,6 @@
   },
   "devDependencies": {
     "markdownlint-cli2": "0.22.1",
-    "prettier": "3.8.4"
+    "prettier": "3.9.4"
   }
 }