SPRINGFIELD — The assault weapons ban that Gov. J.B. Pritzker signed into law in January is back in force after a federal appeals court on Thursday blocked a temporary injunction that a lower court judge in East St. Louis issued on April 28.In a one-page order, Judge Frank H. Easterbrook of the 7th U.S. Circuit Court of Appeals in Chicago granted a motion from Attorney General Kwame Raoul to stay the injunction pending an appeal of the lower court’s order.“The decision means that the Protect Illinois …