message: [x-add-version] ignore files in ports dir
diff: @@ -308,7 +308,7 @@ namespace vcpkg::Commands::AddVersion
  Checks::exit_fail(VCPKG_LINE_INFO);
  }
  - for (auto&& port_dir : fs.get_files_non_recursive(paths.builtin_ports_directory(), VCPKG_LINE_INFO))
  + for (auto&& port_dir : fs.get_directories_non_recursive(paths.builtin_ports_directory(), VCPKG_LINE_INFO))
  {
  port_names.emplace_back(port_dir.stem().to_string());
  }
  