message: [vcpkg] always pass VSCMD_SKIP_SENDTELEMETRY=1
  Fixes
diff: @@ -295,6 +295,8 @@ namespace vcpkg
  env_cstr.push_back(L'\0');
  env_cstr.append(L"VSLANG=1033");
  env_cstr.push_back(L'\0');
  + env_cstr.append(L"VSCMD_SKIP_SENDTELEMETRY=1");
  + env_cstr.push_back(L'\0');
  for (const auto& item : extra_env)
  {
  