fix：课程调整不更改网管课课程组有效期

mec-web/src/main/java/com/ym/mec/web/controller/EmployeeController.java

@@ -158,7 +158,7 @@ public class EmployeeController extends BaseController {
             sysUser = sysUserFeignService.queryUserById(userId);
         }
         String organIds = new String();
-        if(Objects.nonNull(organId)){
+        if(Objects.isNull(organId)){
             if (!sysUser.getIsSuperAdmin()) {
                 Employee employee = employeeService.get(sysUser.getId());
                 if (StringUtils.isEmpty(organIds)) {