cmd/bent: rename count to counterFlag

Change-Id: Ia3420b4ffcf4bbc7ad8b957f472415487f66022b
Reviewed-on: https://go-review.googlesource.com/c/benchmarks/+/290730
TryBot-Result: Go Bot <gobot@golang.org>
Trust: Jeremy Faller <jeremy@golang.org>
Run-TryBot: Jeremy Faller <jeremy@golang.org>
Reviewed-by: David Chase <drchase@google.com>
1 file changed