[range.slide.view] Fix names of reserve_hint overloads

Fixes #8585

Author: jwakely

source/ranges.tex

@@ -14958,8 +14958,8 @@
     constexpr auto size() requires @\libconcept{sized_range}@<V>;
     constexpr auto size() const requires @\libconcept{sized_range}@<const V>;
 
-    constexpr auto reserve_hintsize() requires @\libconcept{approximately_sized_range}@<V>;
-    constexpr auto reserve_hintsize() const requires @\libconcept{approximately_sized_range}@<const V>;
+    constexpr auto reserve_hint() requires @\libconcept{approximately_sized_range}@<V>;
+    constexpr auto reserve_hint() const requires @\libconcept{approximately_sized_range}@<const V>;
   };
 
   template<class R>