Fix tests

Author: alexcrichton

tests/glob-std.rs

@@ -11,7 +11,7 @@
 // ignore-windows TempDir may cause IoError on windows: #10462
 
 #![feature(convert)]
-#![cfg_attr(test, deny(warnings)]
+#![cfg_attr(test, deny(warnings))]
 
 extern crate glob;
 extern crate tempdir;