add: add autogen index for official/tabular_workflows (#1114)
add: add autogen index for official/tabular_workflows (#1114)

* feat: add autogen index

* fix: missed the REAME

* fix: update autogen index

* feat: add autogen index

* feat: add autogen index

* feat: add autogen index

* feat: add autogen index

* feat: add autogen index

* feat: add autogen index

* feat: add autogen index

* feat: add autogen index

* feat: add autogen index

* feat: add autogen index

* feat: add autogen index

* feat: add autogen index
GoogleCloudPlatform/vertex-ai-samples,GoogleCloudPlatform/vertex-ai-samples