[isolated] remove an empty line
[isolated] remove an empty line

Change-Id: I378f8d5389e7b854c4c2ff2bcef272197b29e953
Reviewed-on: https://chromium-review.googlesource.com/c/infra/luci/luci-go/+/1611321
Auto-Submit: Takuto Ikuta <71927f930fca81015e0f496c65cd126ab1a692e3@chromium.org>
Commit-Queue: Yoshisato Yanagisawa <5d95c5c75e3d691d9c77888fff4498e04f8b7157@google.com>
Reviewed-by: Yoshisato Yanagisawa <5d95c5c75e3d691d9c77888fff4498e04f8b7157@google.com>

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