fix(deps): update nextra monorepo to v4

Author: renovate[bot]

packages/docs/package.json

@@ -15,8 +15,8 @@
   "dependencies": {
     "lucide-react": "^0.577.0",
     "next": "^14.2.33",
-    "nextra": "^2.13.4",
-    "nextra-theme-docs": "^2.13.4",
+    "nextra": "^4.6.1",
+    "nextra-theme-docs": "^4.6.1",
     "react": "^18.3.1",
     "react-barcode-scanner": "workspace:*",
     "react-dom": "^18.3.1"