chore: fix deprecations

src/Repository/ApplicationRepository.php

@@ -231,7 +231,7 @@ class ApplicationRepository extends ServiceEntityRepository
             ->innerJoin('application.teamer', 'teamer')
             ->innerJoin('teamer.user', 'user')
             ->where($qb->expr()->neq('application.status', ':status'))
-            ->orderBy('application.createdAt', 'DESC')
+            ->orderBy('application.createdAt', \SortDirection::Descending)
             ->setParameter('status', Application::STATUS_REJECTED)
             ->setMaxResults($limit)
             ->getQuery()
@@ -280,8 +280,8 @@ class ApplicationRepository extends ServiceEntityRepository
             ->innerJoin('application.assignment', 'assignment')
             ->innerJoin('assignment.destination', 'destination')
             ->groupBy('hotelCode')
-            ->orderBy('totalCount', 'DESC')
-            ->addOrderBy('hotelCode', 'ASC')
+            ->orderBy('totalCount', \SortDirection::Descending)
+            ->addOrderBy('hotelCode', \SortDirection::Ascending)
         ;
 
         SeasonPeriodFilter::apply($qb, $dateFrom, $dateTo);