all: fix typos

Change-Id: I50737f4861090135a37b50b4ece00c73069436fd
GitHub-Last-Rev: f6ac676d4672181e7dec2e6aca1647662f75c186
GitHub-Pull-Request: golang/benchmarks#2
Reviewed-on: https://go-review.googlesource.com/c/benchmarks/+/388575
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Trust: Tobias Klauser <tobias.klauser@gmail.com>
4 files changed