MNT: Clean up conf.py
MNT: Clean up conf.py

Cleaning up a bunch of PyCharm warnings, mostly due to lack of space
bewteen # and the rest of the line.

ahaberlie/MetPy,jrleeman/MetPy,ahaberlie/MetPy,Unidata/MetPy,ShawnMurd/MetPy,dopplershift/MetPy,dopplershift/MetPy,ahill818/MetPy,jrleeman/MetPy,Unidata/MetPy