vtrx subsystem should be called the same way that the G9 is being cal…

…led? will have to test

dashboard.py

@@ -292,7 +292,7 @@ def _update_com_ports(self, subsystem, port):
             raise ValueError("_update_com_ports was called with invalid args")
         strPort = port.device if port != None else None
         if subsystem in self.subsystems.keys():
-            if subsystem == "Interlocks":
+            if subsystem == "Interlocks" or subsystem == "Vacuum System":
                 self.subsystems[subsystem].update_com_port(strPort)
             #TODO: Need to add Vacuum system and Cathode Heating