chore(chat): remove deployed-chat voice mode - #6215

Bugbot Analysis Progress (4m 10s elapsed)

✅ Gathered PR context (7s)
✅ Completed bug detection (4m 2s)
✅ Posted analysis results (1s)

Final Result: Bugbot completed review - no issues found! ✅

Request ID: serverGenReqId_639ee395-7c48-44c2-9f9a-d95193f861bd