zsh_completion: fix trailing carriage return spoiling tag completion
This was giving the following error:
% hg up 2.5-r<Tab>
(eval):1: bad substitution
% hg up 2.5-r
i18n-ja: synchronized with
61c8327ced50
check-code: re-add check for missing glob
As suggested by mpm reintroducing this test failure on windows is
prevented by a code-check. One line in a unix test is ignored.
This pattern matches 20 windows glob lines.