AppArmor: Fix disconnected path error

ofonod fails to start as a systemd service with following error:

AVC apparmor="DENIED" operation="sendmsg" info="Failed name lookup - disconnected path" error=-13 profile="/usr/sbin/ofonod" name="run/systemd/journal/dev-log" pid=1410 comm="ofonod" requested_mask="w" denied_mask="w" fsuid=0 ouid=0

https://phabricator.apertis.org/T7333

Signed-off-by: Frédéric Danis frederic.danis@collabora.com