tests: update with-session-bus.sh
tests: update with-session-bus.sh

This gives us --also-for-system, which will be useful for testing NM
integration.

freedesktop-unofficial-mirror/telepathy__telepathy-mission-control,freedesktop-unofficial-mirror/telepathy__telepathy-mission-control,freedesktop-unofficial-mirror/telepathy__telepathy-mission-control,freedesktop-unofficial-mirror/telepathy__telepathy-mission-control