publicsuffix: update table to latest list from publicsuffix.org

Update the list to revision 6f03f42a65d006c8ae657f125f14fb8f9d3337f4
(2019-05-31T16:38:49Z).

Change-Id: I4108c6233ff9ee2250900ece0eb13e8ce3da2b00
Reviewed-on: https://go-review.googlesource.com/c/net/+/182737
Reviewed-by: Nigel Tao <nigeltao@golang.org>