message: Rename set to depset
  Fixes
diff: @@ -117,7 +117,7 @@ def get_cxx_inc_directories(repository_ctx, cc):
  includes_cpp = _get_cxx_inc_directories_impl(repository_ctx, cc, True)
  includes_c = _get_cxx_inc_directories_impl(repository_ctx, cc, False)
  - includes_cpp_set = set(includes_cpp)
  + includes_cpp_set = depset(includes_cpp)
  return includes_cpp + [inc for inc in includes_c
  if inc not in includes_cpp_set]
  