[cod] Cod 2 Linux server not showing up in ingame browser

[Robert Mount]

These are not doing anything, you should remove them.

> seta sv_master2 "master0.gamespy.com"
> seta sv_master3 "master1.gamespy.com"
> seta sv_master4 "cod2authorize.activision.com"
> seta sv_master5 "cod2master.infinityward.com"