[client] remove command from run_isolated_smoke_test.py
[client] remove command from run_isolated_smoke_test.py

Bug: 1142713
Change-Id: Idf8040a81d94b0dc8bfd7e3cd3a792bc0ad72ff8
Reviewed-on: https://chromium-review.googlesource.com/c/infra/luci/luci-py/+/2507247
Reviewed-by: Ye Kuang <1cd89f22f3967fc3dcb883b53940be4b98ec483f@google.com>
Commit-Queue: Ye Kuang <1cd89f22f3967fc3dcb883b53940be4b98ec483f@google.com>
Commit-Queue: Takuto Ikuta <71927f930fca81015e0f496c65cd126ab1a692e3@chromium.org>
Auto-Submit: Takuto Ikuta <71927f930fca81015e0f496c65cd126ab1a692e3@chromium.org>

luci/luci-py,luci/luci-py,luci/luci-py,luci/luci-py