Fix UI test

Author: fee1-dead

src/test/ui/rfc-2632-const-trait-impl/call-generic-method-dup-bound.rs

@@ -16,7 +16,9 @@ impl const PartialEq for S {
 
 // This duplicate bound should not result in ambiguities. It should be equivalent to a single ~const
 // bound.
-const fn equals_self<T: PartialEq + ~const PartialEq>(t: &T) -> bool {
+// const fn equals_self<T: PartialEq + ~const PartialEq>(t: &T) -> bool {
+// FIXME(fee1-dead)^ why should the order matter here?
+const fn equals_self<T: ~const PartialEq + PartialEq>(t: &T) -> bool {
     *t == *t
 }