Remove some noise from the build.
Remove some noise from the build.

This module contains a 'packagestest' with various invalid go packages.

Change-Id: If9436d806f27b38ba42b91f9dfa00f8fbadfa281
GitOrigin-RevId: fa1344832cb808d5d30c3e53465e66044d959712

googlecloudrobotics/core,googlecloudrobotics/core,googlecloudrobotics/core