MNT: Fix whitespace in _version.py
MNT: Fix whitespace in _version.py

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