修复BUG

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

@@ -218,6 +218,7 @@ public class TEExamStudentController {
                 if (Objects.isNull(teStudent)) {//如果学生数据为空则插入学生数据
                     //先插入学生档案数据
                     teStudent = new TEStudent(tbOrg.getId(), s.getIdentity(), s.getName(), tbUser.getId());
+                    teStudent.setPassword(SystemConstant.DEFAULT_PASSWORD);
                     teStudentService.save(teStudent);
                     s.setStudentId(teStudent.getId());
                     s.setCreateId(tbUser.getId());