rsyncd: add default logfile to globals

Signed-off-by: Ian Leonard <antonlacon@gmail.com>

net/rsync/files/rsyncd.conf

@@ -3,6 +3,7 @@
 
 # Next line required for init script
 pid file = /var/run/rsyncd.pid
+log file = /var/log/rsyncd.log
 use chroot = yes
 uid = nobody
 gid = nogroup