Add new user agent of windows 10 dav backend

Thanks Microsoft

Signed-off-by: Joas Schilling <coding@schilljs.com>

apps/dav/lib/Server.php

@@ -155,6 +155,7 @@ class Server {
 		if($request->isUserAgent([
 			'/WebDAVFS/',
 			'/Microsoft Office OneNote 2013/',
+			'/^Microsoft-WebDAV/',// Microsoft-WebDAV-MiniRedir/6.1.7601
 		])) {
 			$this->server->addPlugin(new FakeLockerPlugin());
 		}