[gn build] Port c1a8283

Author: llvmgnsyncbot

llvm/utils/gn/secondary/libcxx/include/BUILD.gn

@@ -608,6 +608,7 @@ if (current_toolchain == default_toolchain) {
       "__memory/construct_at.h",
       "__memory/destruct_n.h",
       "__memory/inout_ptr.h",
+      "__memory/noexcept_move_assign_container.h",
       "__memory/out_ptr.h",
       "__memory/pointer_traits.h",
       "__memory/ranges_construct_at.h",
@@ -895,7 +896,6 @@ if (current_toolchain == default_toolchain) {
       "__type_traits/maybe_const.h",
       "__type_traits/nat.h",
       "__type_traits/negation.h",
-      "__type_traits/noexcept_move_assign_container.h",
       "__type_traits/promote.h",
       "__type_traits/rank.h",
       "__type_traits/remove_all_extents.h",