Revert "[libc++] P2321R2 section [tuple.tuple]. Adding C++23 constructors,...

Revert "[libc++] P2321R2 section [tuple.tuple]. Adding C++23 constructors, assignment operators and swaps to `tuple`"

When merging the changes of <type_traits> header with the commits on
this header over the last month, several conflicts were mistaken
resolved and the wrong branch was picked while resolving conflicts,
which leads to CI failure. In order to resolve the conflicts properly
with qualification CI job, this change is reverted.

This reverts commit 95733a55.