message: [vcpkg] Use fmap instead of std::transform.
diff: @@ -116,9 +116,8 @@ namespace vcpkg::Commands::Install
  static ImmutableSortedVector<std::string> build_list_of_package_files(const fs::path& package_dir)
  {
  const std::vector<fs::path> package_file_paths = Files::recursive_find_all_files_in_dir(package_dir);
  - std::vector<std::string> package_files;
  const size_t package_remove_char_count = package_dir.generic_string().size() + 1; // +1 for the slash
  - std::transform(package_file_paths.cbegin(), package_file_paths.cend(), std::back_inserter(package_files), [package_remove_char_count](const fs::path& path)
  + auto package_files = Util::fmap(package_file_paths, [package_remove_char_count](const fs::path& path)
  {
  std::string as_string = path.generic_string();
  as_string.erase(0, package_remove_char_count);
  