SPRINGFIELD — Gov. J.B. Pritzker indicated Monday he would be willing to deploy the National Guard to help deal with a violent crime spree in Chicago, but only if he’s asked to do so.“Well, I think you know that I have called up the National Guard whenever local mayors that I’ve spoken to have wanted that done, have needed that done in their local communities,” Pritzker said. “And I’ll continue to make the National Guard available whenever it is necessary.”His comments came …