refactor: Use DBAL's executeQuery instead of query (deprecated)

Signed-off-by: Christoph Wurst <christoph@winzerhof-wurst.at>

lib/private/DB/Migrator.php

@@ -159,7 +159,7 @@ class Migrator {
 		$step = 0;
 		foreach ($sqls as $sql) {
 			$this->emit($sql, $step++, count($sqls));
-			$connection->query($sql);
+			$connection->executeQuery($sql);
 		}
 		if (!$connection->getDatabasePlatform() instanceof MySQLPlatform) {
 			$connection->commit();

lib/private/Repair/SqliteAutoincrement.php

@@ -93,7 +93,7 @@ class SqliteAutoincrement implements IRepairStep {
 
 		$this->connection->beginTransaction();
 		foreach ($schemaDiff->toSql($this->connection->getDatabasePlatform()) as $sql) {
-			$this->connection->query($sql);
+			$this->connection->executeQuery($sql);
 		}
 		$this->connection->commit();
 	}