R22 [autotest] Apply re-login hack to power_LoadTest

BUG=chromium-os:139166
TEST=power_LoadTest

Change-Id: Id83dd87169261ee3892238a8a41315b7c488840b
Reviewed-on: https://gerrit.chromium.org/gerrit/32645
Tested-by: Kris Rambish <krisr@chromium.org>
Reviewed-by: Nirnimesh <nirnimesh@chromium.org>
Reviewed-by: Todd Broch <tbroch@chromium.org>
1 file changed