[Bugtracker] comment.sh misbehaves when no or a single parameter given

Title	[Bugtracker] comment.sh misbehaves when no or a single parameter given
Author	E. C. Masloch
Created	2026-06-08 20:18:53 +0200 Jun Mon
State	closed

The sense of the check for a single parameter being set vs not being set was incorrectly swapped in hg f5e953c70490 on 2026-06-06.

E. C. Masloch on 2026-06-08 20:21:07 +0200 Jun Mon

Fixed in hg e3fe22320afd on 2026-06-08.