tests: update output for test-check-pylint.t
The py3 version on Windows appends "(previous run: 10.00/10, +0.00)" with py39.
I didn't see that for the exact same version on Linux (with py3.6.9).
Differential Revision: https://phab.mercurial-scm.org/D9536
# __init__.py - Startup and module loading logic for Mercurial.
#
# Copyright 2015 Gregory Szorc <gregory.szorc@gmail.com>
#
# This software may be used and distributed according to the terms of the
# GNU General Public License version 2 or any later version.
from __future__ import absolute_import
# Allow 'from mercurial import demandimport' to keep working.
import hgdemandimport
demandimport = hgdemandimport