tools/presubmit: add veyron-prod-services-test to presubmit.
tools/presubmit: add veyron-prod-services-test to presubmit.

Change-Id: I6cd82e6e9ae5d39e63bdb0432aea22588c9ac870

vanadium/go.devtools,vanadium/go.devtools,vanadium/go.devtools