test-roomlist.py: Fix: do not use conference server on Salut
test-roomlist.py: Fix: do not use conference server on Salut

freedesktop-unofficial-mirror/telepathy__telepathy-salut,freedesktop-unofficial-mirror/telepathy__telepathy-salut,freedesktop-unofficial-mirror/telepathy__telepathy-salut,freedesktop-unofficial-mirror/telepathy__telepathy-salut