Make.pkg: increase test timeout to 120 seconds.
Make.pkg: increase test timeout to 120 seconds.

R=r, peterGo
CC=golang-dev
http://codereview.appspot.com/4344053

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