cypto/ocsp: fix tests
cypto/ocsp: fix tests

Actually compare the result with expected not itself

R=agl, bradfitz
CC=golang-dev, rsc
http://codereview.appspot.com/5477079

Committer: Adam Langley <db68fba232b2c49ed3e9d3081df349dde7b61dfd@golang.org>

h8liu/golang,h8liu/golang,h8liu/golang,h8liu/golang,h8liu/golang,h8liu/golang,h8liu/golang