document IRC<>Slack sync for jobs channel

Author: bastelfreak

_includes/connect_irc.md

@@ -24,6 +24,7 @@ The following IRC / Slack channels are bridged:
 | voxconf2025        | `#voxpupuli-voxconf2025`        |
 | voxpupuli          | `#voxpupuli`                    |
 | voxpupuli-github-notifications | `#voxpupuli-github-notifications` |
+| jobs               | `#voxpupuli-jobs`               |
 
 Until 2025-07-30 we synced the `voxpupuli` Slack and IRC channel also to the Perforce-owned `puppet-community.slack.com`.
 This link was shut down.