Update with-session-bus.sh from telepathy-glib, fixing a bashism
Update with-session-bus.sh from telepathy-glib, fixing a bashism

Reviewed-by: Guillaume Desmottes <f16649c7afcd84e3350287183c4ed23cb1aea57c@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=28258

freedesktop-unofficial-mirror/telepathy__telepathy-idle,freedesktop-unofficial-mirror/telepathy__telepathy-idle,freedesktop-unofficial-mirror/telepathy__telepathy-idle