travis: Disable IRC notifications
travis: Disable IRC notifications

They report into the main channel for forks as well.  If desired,
please configure them per-repo.

falconkirtaran/ArchiveBot,ArchiveTeam/ArchiveBot,ArchiveTeam/ArchiveBot,ArchiveTeam/ArchiveBot,Asparagirl/ArchiveBot,falconkirtaran/ArchiveBot,falconkirtaran/ArchiveBot,Asparagirl/ArchiveBot,ArchiveTeam/ArchiveBot,falconkirtaran/ArchiveBot,Asparagirl/ArchiveBot,Asparagirl/ArchiveBot,Asparagirl/ArchiveBot,falconkirtaran/ArchiveBot,ArchiveTeam/ArchiveBot