asrTimeout should not terminiate SH ASR

lib/tasks/gather.js

@@ -1032,7 +1032,8 @@ class TaskGather extends SttTask {
         this._startAsrTimer();
 
         /* some STT engines will keep listening after a final response, so no need to restart */
-        if (!['soniox', 'aws', 'microsoft', 'deepgram', 'speechmatics'].includes(this.vendor) &&
+        if (!['soniox', 'aws', 'microsoft', 'deepgram', 'speechmatics', 'houndify', 'google', 'openai']
+          .includes(this.vendor) &&
           !this.vendor.startsWith('custom')) {
           this._startTranscribing(ep);
         }