auto: Set error status when help is printed (#307)

* Fix: typo in some error messages

* Fix: minor style changes in lisp/help files

Call eask--exit when the message indicates an error

* Fix: bad help file link for analyze command

* Add exit-code param to eask--exit

* Add exit-code param to eask-help

* Fix: typo in run script cli doc

* Add tests for exit status when displaying help message

* Add CI job to test exit status in help commands

* Only run Help-Exit job on emacs 30.1

* Fix some CI errors

SourceCommit: emacs-eask/cli@5c097d9

Author: github-actions