add hotfix for real-time client

Author: fedden

supabase_py/lib/realtime_client.py

@@ -18,7 +18,7 @@ def get_payload_records(self, payload: Any):
         if payload.type == "INSERT" or payload.type == "UPDATE":
             records.new = payload.record
             convert_change_data(payload.columns, payload.record)
-        if (payload.type == 'UPDATE' or payload.type == 'DELETE'):
+        if payload.type == "UPDATE" or payload.type == "DELETE":
             records.old = payload.record
             convert_change_data(payload.columns, payload.old_record)
         return records