Try to fix .fixed file

cgm616 · cgm616 · commit f9e21a155138 · 2020-10-21T23:54:19.000-04:00
diff --git a/tests/ui/xor_used_as_pow.fixed b/tests/ui/xor_used_as_pow.fixed
@@ -2,6 +2,7 @@
 #![warn(clippy::xor_used_as_pow)]
 
 // Should not be linted
+#![allow(dead_code)]
 enum E {
     First = 1 ^ 8,
     Second = 2 ^ 8,
diff --git a/tests/ui/xor_used_as_pow.rs b/tests/ui/xor_used_as_pow.rs
@@ -2,6 +2,7 @@
 #![warn(clippy::xor_used_as_pow)]
 
 // Should not be linted
+#![allow(dead_code)]
 enum E {
     First = 1 ^ 8,
     Second = 2 ^ 8,
