chore(api): remove old AssistantResponseFormat type (#967)

.stats.yml

@@ -1,2 +1,2 @@
 configured_endpoints: 68
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/openai-c36d30a94622922f83d56a025cdf0095ff7cb18a5138838c698c8443f21fb3a8.yml
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/openai-4097c2f86beb3f3bb021775cd1dfa240e960caf842aeefc2e08da4dc0851ea79.yml

src/resources/beta/threads/threads.ts

@@ -118,19 +118,6 @@ export class Threads extends APIResource {
   }
 }
 
-/**
-<<<<<<< HEAD
- * An object describing the expected output of the model. If `json_object` or
- * `json_schema`, only `function` type `tools` are allowed to be passed to the Run.
- * If `text` the model can return text or any value needed.
- */
-export interface AssistantResponseFormat {
-  /**
-   * Must be one of `text`, `json_object` or `json_schema`.
-   */
-  type?: 'text' | 'json_object' | 'json_schema';
-}
-
 /**
  * Specifies the format that the model must output. Compatible with
  * [GPT-4o](https://platform.openai.com/docs/models/gpt-4o),