add extra IF again for current nsm release

engine/nsmservercontrol.py

@@ -657,8 +657,8 @@ class NsmServerControl(object):
                         logger.info(f"Received session name: {msg.params[1]}")
                     else: #empty string
                         break
-                #elif msg.params[0] == 0 and msg.params[1] == "Done.": # legacy nsmd sent the wrong message. Fixed in new-session-manager june 2020
-                #    break
+                elif msg.params[0] == 0 and msg.params[1] == "Done.": # legacy nsmd sent the wrong message. Fixed in new-session-manager june 2020
+                    break
                 else:
                     logger.warning(f"Expected project but got path {msg.oscpath} with {msg.params}. Adding to queue for later.")
                     self._queue.append(msg)