fix(php): Repair the SQL request when upgrading

When we upgrade the workspace app 2.0.1 to 3.0.X. We have a problem
using double quotes for an expression, because the expression is
interpreted as a column.

Signed-off-by: Baptiste Fotia <fotia.baptiste@hotmail.com>

lib/Db/GroupFoldersGroupsMapper.php

@@ -60,8 +60,8 @@ public function getSpacenamesGroupIds() {
 					'gf_groups.folder_id'
 				)
 			)
-			->where('group_id not like "SPACE-GE%"')
-			->andWhere('group_id not like "SPACE-U%"');
+			->where('group_id not like \'SPACE-GE%\'')
+			->andWhere('group_id not like \'SPACE-U%\'');
 
 		return $qb->executeQuery()->fetchAll();
 	}