GoUsers: add mozambique and Vodacom Mozambique Change-Id: Ib36b08eabdc4416f0175cc773aeaae72ff527b15 GitHub-Last-Rev: 53a398fb8a549444c8140c4395db96d636876d83 GitHub-Pull-Request: golang/wiki#73 Reviewed-on: https://go-review.googlesource.com/c/wiki/+/717080 Reviewed-by: Sean Liao <sean@liao.dev>