[compiler-rt] [asan][Windows] Add additional wcs* interceptors (PR #66128)

[nicole mazzuca via llvm-commits]

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@@ -279,6 +279,25 @@ uptr internal_wcsnlen(const wchar_t *s, uptr maxlen) {
   return i;
 }
 
+wchar_t* internal_wcscpy(wchar_t* dst, const wchar_t* src) {
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strega-nil-ms wrote:

I will note that `wcslen` is also quite far from `strlen`; we may eventually want to move these together.

https://github.com/llvm/llvm-project/pull/66128