bump next to latest (#4251)

Author: Strek

beta/package.json

@@ -32,7 +32,7 @@
     "date-fns": "^2.16.1",
     "debounce": "^1.2.1",
     "github-slugger": "^1.3.0",
-    "next": "^12.0.5",
+    "next": "^12.0.9",
     "parse-numeric-range": "^1.2.0",
     "react": "experimental",
     "react-collapsed": "3.1.0",