remove cron that rsynced nfs home

remove the cron job that used to sync
the nfs home dirs and back them up on tridge

we don't want to use either anymore, tridge
is already being decom'ed as well

Change-Id: I13e6af0707c6a80de6bad6e5601cb981cb5d7498
Merge "remove cron that rsynced nfs home" into production