Update dependency next-sitemap to v3.1.50

Author: renovate[bot]

apps/docs/package.json

@@ -32,7 +32,7 @@
     "lodash": "4.17.21",
     "next": "13.0.6",
     "next-mdx-remote": "4.2.0",
-    "next-sitemap": "3.1.42",
+    "next-sitemap": "3.1.50",
     "prism-react-renderer": "1.3.5",
     "react": "18.2.0",
     "react-docgen-typescript": "2.2.2",