community/py3-ifaddr: upgrade to 0.2.0
According to the Changelog, the only backwards-incompatible change is that support for Python 3.6 was dropped: https://github.com/pydron/ifaddr/blob/0.2.0/README.rst#020
Diff: https://github.com/pydron/ifaddr/compare/0.1.7...0.2.0