Created new endpoint to reject emails by director

src/main/java/net/gepafin/tendermanagement/service/impl/PecMailSerivceImpl.java

@@ -21,6 +21,11 @@ public class PecMailSerivceImpl implements PecMailService {
         return pecMailDao.sendPecMail(request,userActionIds);
     }
 
+    @Override
+    public PecMailResponse rejectPecMail(HttpServletRequest request, Long userActionId, String motivation) {
+        return pecMailDao.rejectPecMail(request, userActionId, motivation);
+    }
+
     @Override
     public List<PecEmailLogResponse> getEmailLogByUserActionId(HttpServletRequest request, Long userActionId) {
         return pecMailDao.getEmailLogByUserActionId(request,userActionId);