chore(deps): bump fumadocs-mdx from 14.3.0 to 15.0.13

Bumps [fumadocs-mdx](https://github.com/fuma-nama/fumadocs) from 14.3.0 to 15.0.13.
- [Release notes](https://github.com/fuma-nama/fumadocs/releases)
- [Commits](https://github.com/fuma-nama/fumadocs/compare/fumadocs-mdx@14.3.0...fumadocs-mdx@15.0.13)

---
updated-dependencies:
- dependency-name: fumadocs-mdx
  dependency-version: 15.0.13
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

apps/docs/package.json

@@ -57,7 +57,7 @@
     "fast-glob": "^3.3.3",
     "fumadocs-core": "15.5.0",
     "fumadocs-docgen": "^2.1.0",
-    "fumadocs-mdx": "14.3.0",
+    "fumadocs-mdx": "15.0.13",
     "fumadocs-ui": "15.5.0",
     "gray-matter": "^4.0.3",
     "input-otp": "^1.4.2",