Remove redundancy.

Reference: /n/sources/patch/applied/newuser-cron
Date: Wed Dec  8 18:10:49 CET 2004

--- /sys/lib/newuser	Wed Dec  8 18:10:49 2004
+++ /sys/lib/newuser	Wed Dec  8 18:10:49 2004
@@ -11,13 +11,10 @@
 mkdir bin bin/rc bin/mips bin/386
 mkdir lib tmp
 chmod +t tmp
-mkdir /cron/$user
-chmod 775 /cron/$user
-chgrp $user /cron/$user
 bind -c $home/tmp /tmp
 
 mail -c
-cron -c
+auth/cron -c
 
 cat > lib/profile <<!
 bind -a $x^home/bin/rc /bin