fix step_over

Author: ucgJhe

qiling/debugger/qdb/qdb.py

@@ -236,7 +236,7 @@ def do_step_over(self, *args) -> Optional[bool]:
         prophecy = self.predictor.predict()
 
         if prophecy.going:
-            cur_insn = disasm(self.ql, self.cur_addr)
+            cur_insn = self.predictor.disasm(self.cur_addr)
             self.set_breakpoint(self.cur_addr + cur_insn.size, is_temp=True)
 
         else: