lenovo-thinklmi: Remove the faulty test for the update_error
lenovo-thinklmi: Remove the faulty test for the update_error

We should be just checking if the thinklmi plugin inhibited the device,
and if we fix the bug where the last_attempt_status value was not being
read on startup then this test will then fail.

hughsie/fwupd,fwupd/fwupd,fwupd/fwupd,hughsie/fwupd,hughsie/fwupd,hughsie/fwupd,fwupd/fwupd,fwupd/fwupd