Provide SYSLOG_FACILITY when logging through journal

Use SYSLOG_FACILITY=1 (user.notice) as a workaround
for rhbz#1026804. This ensures forwarding to rsyslog
works correctly.

Signed-off-by: Richard Marko <rmarko@redhat.com>

Closes rhbz#1063804

Signed-off-by: Jakub Filak <jfilak@redhat.com>