FromXToGo: add typescript-go

Change-Id: Ia849bf2b55dff904a23eaabcf603a3aec0ff8a2a
Reviewed-on: https://go-review.googlesource.com/c/wiki/+/660116
Auto-Submit: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Commit-Queue: Ian Lance Taylor <iant@golang.org>