docs: generate OAS for v2 (#7883)

www/apps/api-reference/specs/admin/components/schemas/AdminUpdateUser.yaml

@@ -0,0 +1,20 @@
+type: object
+description: SUMMARY
+x-schemaName: AdminUpdateUser
+required:
+  - first_name
+  - last_name
+  - avatar_url
+properties:
+  first_name:
+    type: string
+    title: first_name
+    description: The user's first name.
+  last_name:
+    type: string
+    title: last_name
+    description: The user's last name.
+  avatar_url:
+    type: string
+    title: avatar_url
+    description: The user's avatar url.