Reply message was not unreferenced when GetConnectionCredentials
handler was successful.
Signed-off-by: Jacek Bukarewicz <j.bukarewicz@samsung.com>
[smcv: changed bus_message_unref() to dbus_message_unref()] Reviewed-by: Simon McVittie <simon.mcvittie@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=91008