Also force update validationState

CURA-5048

cura/Settings/MachineManager.py

@@ -882,7 +882,7 @@ class MachineManager(QObject):
     @pyqtSlot()
     def forceUpdateAllSettings(self):
         with postponeSignals(*self._getContainerChangedSignals(), compress = CompressTechnique.CompressPerParameterValue):
-            property_names = ["value", "resolve"]
+            property_names = ["value", "resolve", "validationState"]
             for container in [self._global_container_stack] + list(self._global_container_stack.extruders.values()):
                 for setting_key in container.getAllKeys():
                     container.propertiesChanged.emit(setting_key, property_names)