tree ea8ad485cb29ba239911ae4f6c4ec3759d860f41
parent 208389b362bb05e644aaa6e173acec1e369f7fba
author Tim 'mithro' Ansell <tansell@google.com> 1637604267 -0800
committer Ethan Mahintorabi <ethanmoon@google.com> 1637626815 -0800

Fix the documentation building.

 * Add the missing `.readthedocs.yml` file.
 * Use hdl organization's hdlparse fork.
 * Add missing `third_party/make-env` submodule.
 * Revert the `docs/Makefile` to match skywater-pdk's version.

Signed-off-by: Tim 'mithro' Ansell <tansell@google.com>