[release-branch.go1.11] cmd/go: fix 'go help go.mod' example
Dropped the example referred to in the text
when copying this text out of 'go help mod fix'.
Fixes #27083.
Change-Id: I63dfa3033fa2b2408019eef9d8b5a055aa803c57
Reviewed-on: https://go-review.googlesource.com/130140
Run-TryBot: Russ Cox <rsc@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
(cherry picked from commit
27ed675b4bbb63b5b5d84a21be583ef6147a2084)
Reviewed-on: https://go-review.googlesource.com/130618
Run-TryBot: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Reviewed-by: Andrew Bonventre <andybons@golang.org>