chore(deps): bump next-mdx-remote from 4.3.0 to 6.0.0

Bumps [next-mdx-remote](https://github.com/hashicorp/next-mdx-remote) from 4.3.0 to 6.0.0.
- [Release notes](https://github.com/hashicorp/next-mdx-remote/releases)
- [Changelog](https://github.com/hashicorp/next-mdx-remote/blob/main/CHANGELOG.md)
- [Commits](hashicorp/next-mdx-remote@v4.3.0...v6.0.0)

---
updated-dependencies:
- dependency-name: next-mdx-remote
  dependency-version: 6.0.0
  dependency-type: direct:production
...

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

Author: dependabot[bot]

apps/dev-portal-web/package.json

@@ -30,7 +30,7 @@
     "gray-matter": "4.0.3",
     "lodash": "^4.17.21",
     "next": "^15.5.9",
-    "next-mdx-remote": "4.3.0",
+    "next-mdx-remote": "6.0.0",
     "next-seo": "^6.4.0",
     "phone": "^3.1.41",
     "react": "^18.3.1",