cmd/go: update alldocs.go
cmd/go: update alldocs.go

Ran go generate in order to update docs.

Change-Id: Ideb903427d153d0ff35e5164b7e79426b83b1afb
Reviewed-on: https://go-review.googlesource.com/111336
Reviewed-by: Brad Fitzpatrick <ae9783c0b0efc69cd85ab025ddd17aa44cdc4aa5@golang.org>

josharian/go,nawawi/go,cloudflare/go,golang/go,nawawi/go,CAFxX/go,CAFxX/go,akutz/go,akutz/go,CAFxX/go,CAFxX/go,golang/go,cloudflare/go,CAFxX/go,josharian/go,josharian/go,golang/go,akutz/go,nawawi/go,josharian/go,nawawi/go,josharian/go,akutz/go,CAFxX/go,cloudflare/go,akutz/go,cloudflare/go,golang/go,golang/go,josharian/go,CAFxX/go,nawawi/go,golang/go,akutz/go,golang/go,nawawi/go,cloudflare/go,cloudflare/go,nawawi/go,cloudflare/go,akutz/go,josharian/go,nawawi/go,cloudflare/go,CAFxX/go,josharian/go,akutz/go,golang/go