[libc++][ranges] Implement ranges::max_element

Implement ranges::max_element

Reviewed By: Quuxplusone, #libc

Spies: libcxx-commits, mgorny

Differential Revision: https://reviews.llvm.org/D117523

NOKEYCHECK=True
GitOrigin-RevId: 205557c908ff24e7b691c8948aaa516e61b9428d
diff --git a/include/module.modulemap b/include/module.modulemap
index 48f05ba..1577c00 100644
--- a/include/module.modulemap
+++ b/include/module.modulemap
@@ -294,6 +294,7 @@
       module pop_heap                 { private header "__algorithm/pop_heap.h" }
       module prev_permutation         { private header "__algorithm/prev_permutation.h" }
       module push_heap                { private header "__algorithm/push_heap.h" }
+      module ranges_max_element       { private header "__algorithm/ranges_max_element.h" }
       module ranges_min_element       { private header "__algorithm/ranges_min_element.h" }
       module ranges_swap_ranges       { private header "__algorithm/ranges_swap_ranges.h" }
       module remove                   { private header "__algorithm/remove.h" }