Fix yet another lint error in Google3
Fix yet another lint error in Google3

Style: http://shortn/_8gvG5aobe2

Bug: 1167031
Change-Id: I07f1dfdda95cfd1cc93755eb0eb702e2ad7e0c0f
Reviewed-on: https://chromium-review.googlesource.com/c/infra/luci/luci-go/+/2635956
Auto-Submit: Junji Watanabe <aaef61ef98ffea505db831f310be2a0eb8492537@google.com>
Commit-Queue: Takuto Ikuta <71927f930fca81015e0f496c65cd126ab1a692e3@chromium.org>
Reviewed-by: Takuto Ikuta <71927f930fca81015e0f496c65cd126ab1a692e3@chromium.org>

luci/luci-go,luci/luci-go,luci/luci-go,luci/luci-go,luci/luci-go,luci/luci-go