fix miri test

Author: estebank

src/tools/miri/tests/pass/binops.rs

@@ -65,9 +65,9 @@ fn test_class() {
 
     assert_eq!(q, r);
     r.y = 17;
-    assert!((r.y != q.y));
+    assert!(r.y != q.y);
     assert_eq!(r.y, 17);
-    assert!((q != r));
+    assert!(q != r);
 }
 
 pub fn main() {