fix(realtime): remove beta header from GA classes

Author: RobertCraigie

src/realtime/websocket.ts

@@ -67,7 +67,6 @@ export class OpenAIRealtimeWebSocket extends OpenAIRealtimeEmitter {
     this.socket = new WebSocket(this.url.toString(), [
       'realtime',
       ...(isAzure(client) ? [] : [`openai-insecure-api-key.${client.apiKey}`]),
-      'openai-beta.realtime-v1',
     ]);
 
     this.socket.addEventListener('message', (websocketEvent: MessageEvent) => {

src/realtime/ws.ts

@@ -33,7 +33,6 @@ export class OpenAIRealtimeWS extends OpenAIRealtimeEmitter {
       headers: {
         ...props.options?.headers,
         ...(isAzure(client) && !props.__resolvedApiKey ? {} : { Authorization: `Bearer ${client.apiKey}` }),
-        'OpenAI-Beta': 'realtime=v1',
       },
     });