Update user-tokens.md

Adding date to CLI config file

website/docs/docs/dbt-cloud-apis/user-tokens.md

@@ -13,7 +13,7 @@ _User tokens will be deprecated on September 18th, 2024._
 The [user API tokens](/docs/dbt-cloud-apis/user-tokens#user-api-tokens) are being replaced by [account-scoped personal access tokens(PATs)](#account-scoped-personal-access-tokens). If you do not rotate your existing user tokens with PATs by September 18th, the services using the tokens will encounter errors. 
 
 
-Cloud CLI config files do not need to be updated at this time. You will be notified when you need to re-download your configs.
+Cloud CLI config files need to be re-downloaded before September 18th, 2024.
 
 The current API key is located under **Personal Settings → API Key.**