fix su -c argument passing in vanirentropy debugging script

Change-Id: I18eb688ed2e8ecb3ce3e2c9a2a9a6b3adab6e8c1
init.d/06ENTROPY: WHO THE F#&$ WROTE THIS GARBAGE? =value? wtf

entropy boosters were a fad... we should probably kill this.

Change-Id: Ibb4ea8f5244e53e56f1c0cf09917ac6e3308c0ca