tests/test-gendoc-pt_BR.t

dirstate-v2: Drop parent directory cache when removing a dirstate node

The premise of the directory cache is that the dirstate contains child nodes
for every entry that `read_dir` would return. When removing nodes, that may
not be the case anymore so the cache should be invalidated.

Differential Revision: https://phab.mercurial-scm.org/D10829

#require docutils gettext

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