Merge pull request #25174 from owncloud/tokenmapper-close-cursor

close cursor after loading a token

lib/private/Authentication/Token/DefaultTokenMapper.php

@@ -77,6 +77,7 @@ class DefaultTokenMapper extends Mapper {
 			->execute();
 
 		$data = $result->fetch();
+		$result->closeCursor();
 		if ($data === false) {
 			throw new DoesNotExistException('token does not exist');
 		}