There's no way to ensure that files owned by the users aren't left
on the system at postrm time: Removing the user would mean those
files are now owned by a non-existing user, and later may be owned
by a completely unrelated new user.
(From OE-Core rev: 776370efb9fa48b82ac991e3d001accd122d611b)
Signed-off-by: Jussi Kukkonen <jussi.kukkonen@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>