tests/test-gendoc-zh_TW.t

remotefilelog: add tests of `hg grep -r 'wdir()'`

This demonstrates how remotefilelog breaks grepping dirtied working
directories. A future change will introduce a fix.

Differential Revision: https://phab.mercurial-scm.org/D6216

#require docutils gettext

  $ $TESTDIR/check-gendoc zh_TW
  checking for parse errors