cmdutil: add a pytype annotation to help out some callsites
I think we could constrain the values here more than Any, but this
lets us move forward with typechecking commands.py.
Differential Revision: https://phab.mercurial-scm.org/D7381
cat >> $HGRCPATH <<EOF
[extensions]
narrow=
[ui]
ssh=python "$RUNTESTDIR/dummyssh"
[experimental]
changegroup3 = True
EOF