Merge pull request #611 from nextcloud/bugfix/noid/do_not_break_sabre…

…_event_chain

Do not break the Sabre/DAV event chain by returning false

lib/DAV/ACLPlugin.php

@@ -179,7 +179,7 @@ public function propFind(PropFind $propFind, INode $node) {
 	function propPatch($path, PropPatch $propPatch) {
 		$node = $this->server->tree->getNodeForPath($path);
 		if (!$node instanceof Node) {
-			return false;
+			return;
 		}
 		$fileInfo = $node->getFileInfo();
 		if (!$this->isAdmin($fileInfo->getPath())) {