[package] rename the old irssi package into irssi-glib1 to prevent collision (#4881)
drwxr-xr-x - Xorg
drwxr-xr-x - admin
drwxr-xr-x - devel
drwxr-xr-x - ipv6
drwxr-xr-x - lang
drwxr-xr-x - libs
drwxr-xr-x - mail
drwxr-xr-x - multimedia
drwxr-xr-x - net
drwxr-xr-x - skels
drwxr-xr-x - sound
drwxr-xr-x - utils