WebAssembly: update support file location with https://golang.org/cl/604696 Updates golang/go#68024 Change-Id: Ia17d0beee2d2ba395788d9a2a7dea8ec88ba6f8f GitHub-Last-Rev: 365f2d4cf059563382ef5a29441d2690d5f73af4 GitHub-Pull-Request: golang/wiki#22 Reviewed-on: https://go-review.googlesource.com/c/wiki/+/604119 Reviewed-by: Johan Brandhorst-Satzkorn <johan.brandhorst@gmail.com> Auto-Submit: Dmitri Shuralyov <dmitshur@golang.org>