packaging: add configparser to inno requirements file
This dependency is missing and pip complains about it in
strict hashing mode. How this was missed, I have no clue.
Differential Revision: https://phab.mercurial-scm.org/D7973
python-zstandard: blacken at 80 characters
I made this change upstream and it will make it into the next
release of python-zstandard. I figured I'd send it Mercurial's
way because it will allow us to drop this directory from the black
exclusion list.
# skip-blame blackening
Differential Revision: https://phab.mercurial-scm.org/D7937