GitLab

For discussion, see the following thread:
https://lists.gnu.org/archive/html/emacs-devel/2019-04/msg01196.html
https://lists.gnu.org/archive/html/emacs-devel/2019-06/msg00967.html

* etc/TODO: Remove gnus-bug from list of obsolete bug-reporting
commands now that it is implemented in terms of report-emacs-bug.