docs(client): update readme timeout snippet

Author: stainless-app[bot]

README.md

@@ -416,11 +416,9 @@ Requests time out after 1 minute by default.
 To set a custom timeout, configure the method call using the `timeout` method:
 
 ```java
-import com.lithic.api.models.Card;
+import com.lithic.api.models.CardListPage;
 
-Card card = client.cards().create(
-  params, RequestOptions.builder().timeout(Duration.ofSeconds(30)).build()
-);
+CardListPage page = client.cards().list(RequestOptions.builder().timeout(Duration.ofSeconds(30)).build());
 ```
 
 Or configure the default for all method calls at the client level: