Fix tidy

Author: estebank

compiler/rustc_hir_typeck/src/method/suggest.rs

@@ -562,7 +562,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
             // have one, in order to implement `Ord` you need to restrict `TypeParam: FnPtr` so
             // that `impl<T: FnPtr> Ord for T` can apply", which is not what we want. We have a type
             // parameter, we want to directly say "`Ord::cmp` and `Iterator::cmp` exist, restrict
-            // `TypeParam: Ord` or `TypeParam: Iterator". That is done further down when calling
+            // `TypeParam: Ord` or `TypeParam: Iterator`"". That is done further down when calling
             // `self.suggest_traits_to_import`, so we ignore the `unsatisfied_predicates`
             // suggestions.
         } else if !unsatisfied_predicates.is_empty() {