[InterNetNews/inn] ca3112: inncheck: Correctly parse empty newsfeeds flags

[Julien ÉLIE]

  Branch: refs/heads/main
  Home:   https://github.com/InterNetNews/inn
  Commit: ca31123c455f5e505473b83c80b652130b45a9df
      https://github.com/InterNetNews/inn/commit/ca31123c455f5e505473b83c80b652130b45a9df
  Author: Julien ÉLIE <Julien-Elie at users.noreply.github.com>
  Date:   2023-05-15 (Mon, 15 May 2023)

  Changed paths:
    M scripts/inncheck.in

  Log Message:
  -----------
  inncheck: Correctly parse empty newsfeeds flags

"Ap,Tm,,<262144" produced a Perl warning and an error of unknown flag.

inncheck now reports an empty flag.

Thanks to Nigel Reed for the bug report.

close #268