[Autotest] touch_UpdateErrors: improved logs checking

The firmware updater changes mean lulu now prints "product_id"
instead of "product id".  Change the regex to handle both cases.

BUG=chromium:555176
TEST=passes on lulu now

Change-Id: Ieba1f41aae0d606ce9a34514d5d29cdb55572f1d
Previous-Reviewed-on: https://chromium-review.googlesource.com/312709
(cherry picked from commit b908dd3b87e5f57eea03ed983618a3a537538845)
Reviewed-on: https://chromium-review.googlesource.com/313297
Reviewed-by: Katherine Threlkeld <kathrelkeld@chromium.org>
Commit-Queue: Katherine Threlkeld <kathrelkeld@chromium.org>
Tested-by: Katherine Threlkeld <kathrelkeld@chromium.org>
1 file changed