Explicitly wait for servod to start same change as crrev.com/c/5569835 BUG=b:330815507 TEST=tested in crrev.com/c/5569835 Change-Id: Id64da66ea19dee9a34ebe2f09db7ff50ea103513 Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/moblab/+/5592151 Tested-by: Michal Matyjek <[email protected]> Auto-Submit: Michal Matyjek <[email protected]> Commit-Queue: Przemysław Filipek <[email protected]> Reviewed-by: Przemysław Filipek <[email protected]>