Reformat random_state tests

KamilaBorowska · KamilaBorowska · commit 11b957e18d36 · 2018-12-30T14:29:43.000+01:00
diff --git a/tests/ui/random_state.rs b/tests/ui/random_state.rs
@@ -2,7 +2,7 @@
 
 use std::collections::hash_map::RandomState;
 use std::collections::hash_map::{DefaultHasher, HashMap};
-use std::hash::{BuildHasherDefault};
+use std::hash::BuildHasherDefault;
 
 fn main() {
     // Should warn
