[libgo] Don't check gopher, http ports

[Ian Lance Taylor]

Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> writes:

> The gopher (sort of understandable) and http (unexpected and strange)
> ports are missing form Solaris 2 /etc/services as far back as Solaris 8,
> which causes the libgo net test to fail:
>
> --- FAIL: net.TestLookupPort
> 	LookupPort("tcp", "gopher") = 0, unknown port tcp/gopher; want 70
> 	LookupPort("tcp", "http") = 0, unknown port tcp/http; want 80
>
> Since having those two ports above all the others adds no extra value,
> I've simply removed them to fix the test.

Committed to master repository and gccgo repository.

Thanks.

Ian