automl: remove vision samples no longer on cgc#2844

Merged

gcf-merge-on-green[bot] merged 5 commits intoGoogleCloudPlatform:masterfrom Strykrol:automl_alpha_snippets

Jun 11, 2020

-898

Commits on May 5, 2020

Commits on May 6, 2020

automl: delete obviated tests
Strykrol
committed

Commits on Jun 11, 2020

merge to master and remove conflicts
Strykrol
committed