py3: use range instead of xrange on py3 in tests/test-ui-verbosity.py
xrange is not present on Python 3.
Differential Revision: https://phab.mercurial-scm.org/D2332
py3: use range instead of xrange in tests/test-revset2.t
xrange is not present on Python 3.
Differential Revision: https://phab.mercurial-scm.org/D2331