fix：课酬

mec-biz/src/main/java/com/ym/mec/biz/service/impl/DegreeRegistrationServiceImpl.java

@@ -346,7 +346,7 @@ public class DegreeRegistrationServiceImpl extends BaseServiceImpl<Integer, Degr
     @Override
     @Transactional(rollbackFor = Exception.class, isolation = Isolation.READ_COMMITTED)
     public HttpResponseResult theoryPay(DegreeRegistrationActivityDto degreeRegistration) throws Exception {
-        Student student = studentDao.getLocked(degreeRegistration.getUserId());
+        studentDao.getLocked(degreeRegistration.getUserId());
 
         List<DegreeRegistration> userLevelDegrees = degreeRegistrationDao.getUserLevelDegrees(degreeRegistration.getUserId(), ACTIVITY_TAG);