docs(PostConfigure): Add Warning that he needs to add the claims himself for detailed user info if he wants to use PostConfigure himself, which runs after the Provider side

Author: DevTKSS

docs/etsy.md

@@ -166,6 +166,9 @@ _Requires `EtsyAuthenticationOptions.IncludeDetailedUserInfo = true`_
 | `http://schemas.xmlsoap.org/ws/2005/05/identity/claims/surname` | `last_name` | ✓ |
 | `urn:etsy:image_url` | `image_url_75x75` | [Manual](#manually-added-claims) |
 
+> [!WARNING]
+> As those claims are set in Provider side `PostConfigureOptions`, you have to include them yourself if you bind from `PostConfigure<EtsyAuthenticationOptions>` also.
+
 #### Manually Added Claims
 
 The `image_url_75x75` claim is not auto-mapped to reduce data bloat. You can add it manually via either: