Added order by limitation value to loadRole and loadRoleByIdentifier …

…methods (#353)

For more details see #353

An `ORDER BY` clause for limitation values is needed to provide uniform (deterministic) limitation lookup response across all supported DBMS-es.

src/lib/Persistence/Legacy/User/Role/Gateway/DoctrineDatabase.php

@@ -157,7 +157,8 @@ public function loadRole(int $roleId, int $status = Role::STATUS_DEFINED): array
                 $this->buildRoleDraftQueryConstraint($status, $query)
             )
             ->orderBy('p.id', 'ASC')
-            ->addOrderBy('l.identifier', 'ASC');
+            ->addOrderBy('l.identifier', 'ASC')
+            ->addOrderBy('v.value', 'ASC');
 
         return $query->execute()->fetchAllAssociative();
     }
@@ -182,7 +183,8 @@ public function loadRoleByIdentifier(
                 $this->buildRoleDraftQueryConstraint($status, $query)
             )
             ->orderBy('p.id', 'ASC')
-            ->addOrderBy('l.identifier', 'ASC');
+            ->addOrderBy('l.identifier', 'ASC')
+            ->addOrderBy('v.value', 'ASC');
 
         return $query->execute()->fetchAllAssociative();
     }