qtvcp -screen_options: change mode to manual when setting limits override

when hitting limits in mdi or auto one couldn't set the nachine to manual
mode and you can only jog away in manual mode.
It would seem that turning the machine on should set it into auto mode..

Author: c-morley

lib/python/qtvcp/widgets/screen_options.py

@@ -723,6 +723,7 @@ def _override_limits(self, n, signal_text):
         if not STATUS.is_limits_override_set():
             ACTION.TOGGLE_LIMITS_OVERRIDE()
         ACTION.SET_MACHINE_STATE(True)
+        ACTION.SET_MANUAL_MODE()
 
     def effect(self, data, text, color):
         if self.use_focus_blur: