message: [vcpkg] Enable qualifiers to use ! for inversion
diff: @@ -202,7 +202,15 @@ namespace vcpkg
  std::vector<std::string> ret;
  for (auto&& dep : deps)
  {
  - if (dep.qualifier.empty() || t.canonical_name().find(dep.qualifier) != std::string::npos)
  + auto qualifiers = Strings::split(dep.qualifier, "&");
  + if (std::all_of(qualifiers.begin(), qualifiers.end(), [&](const std::string& qualifier) {
  + if (qualifier.empty()) return true;
  + if (qualifier[0] == '!')
  + {
  + return t.canonical_name().find(qualifier.substr(1)) == std::string::npos;
  + }
  + return t.canonical_name().find(qualifier) != std::string::npos;
  + }))
  {
  ret.emplace_back(dep.name());
  }
  