docs: update docusaurus to v3 (#5625)

* update dependencies

* update onboarding mdx

* fixes for mdx issues

* fixes for mdx compatibility

* resolve mdx errors

* fixes in reference

* fix check errors

* revert change in vale action

* fix node version in action

* fix summary in markdown

www/apps/docs/content/references/services/interfaces/UpdateUserInput.mdx

@@ -47,7 +47,7 @@ import ParameterTypes from "@site/src/components/ParameterTypes"
   },
   {
     "name": "metadata",
-    "type": "Record<`string`, `unknown`\\>",
+    "type": "`Record<string, unknown>`",
     "description": "",
     "optional": true,
     "defaultValue": "",
@@ -65,7 +65,7 @@ import ParameterTypes from "@site/src/components/ParameterTypes"
   },
   {
     "name": "role",
-    "type": "[`UserRoles`](../enums/UserRoles.mdx)",
+    "type": "[UserRoles](../enums/UserRoles.mdx)",
     "description": "",
     "optional": true,
     "defaultValue": "",