SPRINGFIELD — Gov. J.B. Pritzker and his Republican challenger Darren Bailey used an hourlong debate Thursday finding different ways to call each other “liar” with Election Day fewer than five weeks away.The Democratic incumbent and the southern Illinois state senator disagreed over the other’s handling of or position on the state budget, regulating assault-style weapons, abortion and crime — particularly the justice system overhaul Pritzker signed last year known as the SAFE-T Act.To Pritzker …