chore(deps-dev): bump @expressive-code/plugin-line-numbers in /docs

Bumps [@expressive-code/plugin-line-numbers](https://github.com/expressive-code/expressive-code/tree/HEAD/packages/@expressive-code/plugin-line-numbers) from 0.37.1 to 0.38.1.
- [Release notes](https://github.com/expressive-code/expressive-code/releases)
- [Changelog](https://github.com/expressive-code/expressive-code/blob/main/packages/@expressive-code/plugin-line-numbers/CHANGELOG.md)
- [Commits](https://github.com/expressive-code/expressive-code/commits/@expressive-code/[email protected]/packages/@expressive-code/plugin-line-numbers)

---
updated-dependencies:
- dependency-name: "@expressive-code/plugin-line-numbers"
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

docs/package.json

@@ -23,7 +23,7 @@
   "devDependencies": {
     "@cerberus-design/panda-preset": "workspace:*",
     "@csstools/postcss-cascade-layers": "^5.0.0",
-    "@expressive-code/plugin-line-numbers": "^0.37.1",
+    "@expressive-code/plugin-line-numbers": "^0.38.1",
     "@mdx-js/loader": "^3.0.1",
     "@mdx-js/react": "^3.0.1",
     "@next/mdx": "^15.0.1",