Update entra-id.mdx

Add callout to prevent overwriting due to incomplete PUTs

Author: kennyj42

src/content/docs/cloudflare-one/identity/idp-integration/entra-id.mdx

@@ -206,7 +206,7 @@ Access and Gateway policies for an Entra group will also apply to all [nested gr
 
 ## Force user interaction during WARP reauthentication
 
-You can require users to re-enter their credentials into Entra ID whenever they [re-authenticate their WARP session](/cloudflare-one/connections/connect-devices/warp/configure-warp/warp-sessions/). To configure this setting, make a [`PUT` request](/api/resources/zero_trust/subresources/identity_providers/methods/update/) and set the `prompt` parameter to either `login` or `select_account`.
+You can require users to re-enter their credentials into Entra ID whenever they [re-authenticate their WARP session](/cloudflare-one/connections/connect-devices/warp/configure-warp/warp-sessions/). To configure this setting, make a [`PUT` request](/api/resources/zero_trust/subresources/identity_providers/methods/update/) and set the `prompt` parameter to either `login` or `select_account`. Note: PUT methods require that all exisiting configuration is included as part of the request body. Double check the request against a GET response for the IdP to avoid overwriting any configuration unexpectedly.
 
 ## Example API Configuration