message: Remove wformat_internal()
diff: @@ -44,30 +44,6 @@ namespace vcpkg::Strings::details
  return output;
  }
  -
  - std::wstring wformat_internal(const wchar_t* fmtstr, ...)
  - {
  - va_list args;
  - va_start(args, fmtstr);
  -
  -#if defined(_WIN32)
  - const int sz = _vscwprintf_l(fmtstr, c_locale(), args);
  -#else
  - const int sz = vswprintf(nullptr, 0, fmtstr, args);
  -#endif
  - Checks::check_exit(VCPKG_LINE_INFO, sz > 0);
  -
  - std::wstring output(sz, L'\0');
  -
  -#if defined(_WIN32)
  - _vsnwprintf_s_l(&output.at(0), output.size() + 1, output.size(), fmtstr, c_locale(), args);
  -#else
  - vswprintf(&output.at(0), output.size() + 1, fmtstr, args);
  -#endif
  - va_end(args);
  -
  - return output;
  - }
  }
  namespace vcpkg::Strings
  