Merge pull request #616 from nextcloud/fix/silence-rename-warnings

Author: skjnldsv

lib/Updater.php

@@ -988,7 +988,7 @@ private function moveWithExclusions(string $dataLocation, array $excludedElement
 						throw new \Exception('Could not mkdir ' . $this->nextcloudDir . '/' . dirname($fileName));
 					}
 				}
-				$state = rename($path, $this->nextcloudDir . '/' . $fileName);
+				$state = @rename($path, $this->nextcloudDir . '/' . $fileName);
 				if ($state === false) {
 					throw new \Exception(
 						sprintf(