修复禁用批次后再次编辑场次也禁用的BUG

themis-admin/src/main/java/com/qmth/themis/admin/api/TEExamController.java

@@ -225,7 +225,6 @@ public class TEExamController {
                     teExamActivity.setOpeningSeconds((int) ((teExam.getEndTime() - teExam.getStartTime()) / 1000));
                     teExamActivity.setStartTime(teExam.getStartTime());
                     teExamActivity.setFinishTime(teExam.getEndTime());
-                    teExamActivity.setEnable(teExam.getEnable());
                     teExamActivity.setUpdateId(tbUser.getId());
                 }
                 teExamActivityService.saveOrUpdate(teExamActivity);