Fix golangci-lint errors

Prepare package to be moved into infra

BUG=b:331255076

Change-Id: I4afd9e9da9d51e04cf8b48f86888691146ef791d
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/dev-util/+/6244431
Commit-Queue: Alexandr Astrouski <astrouski@google.com>
Reviewed-by: Jason Stanko <jstanko@google.com>
Tested-by: Alexandr Astrouski <astrouski@google.com>
3 files changed