message: fix: ignore . and .. when copy regular recursive.
diff: @@ -2699,7 +2699,7 @@ namespace vcpkg
  {
  this->copy_file(source_entry_name, destination_entry_name, CopyOptions::none, ec);
  }
  - else
  + else if (!is_dot_or_dot_dot(entry->d_name))
  {
  this->copy_regular_recursive_impl(source_entry_name, destination_entry_name, ec);
  }
  