Update link to now-decommissioned mailing list

[brainwane]

ssl/setup.py

Line 146 in a0158a1

author_email='pypa-dev@googlegroups.com',

Per https://groups.google.com/d/msg/pypa-dev/rUNsfIbruHM/LCEx-CB5AgAJ
the pypa-dev Google Group is now decommissioned. Please point to distutils-sig instead.

[jezdez]

Good point! I don't have access to the repo anymore though.

[di]

@jezdez Added you. But maybe this repo should be archived instead?

[jezdez]

@di Yeah, I think that would be best TBH, but I don't feel comfortable making this call as I read notes haven't worked on this library since 2013 😬