[clang] [Docs][Clang] Missing DR status for C++23-era papers in cxx_status.html (PR #68846)

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cor3ntin wrote:

> I agree with your analysis in "Unchanged" section. As for [P2460R2 Relax requirements on wchar_t to match existing practices](https://wg21.link/p2460r2), it indeed seem like a pure wording change, but I'm not sure as well. Maybe @cor3ntin has an opinion on this.

Yes. It allows UTF-16 as wchar_t encoding, which has been status quo on windows (including clang cl) for over 2 decades,
but the standard did not recognize that behavior as conforming.


https://github.com/llvm/llvm-project/pull/68846