Add tests for operator

[jjmachan]

Add End to End test by deploying to the cloud service and Terraform

Operatos to add

• Lambda aws-lambda-deploy#38
• Sagemaker aws-sagemaker-deploy#38
• EC2 aws-ec2-deploy#23
• Google Cloud Run google-cloud-run-deploy#15
• Azure Functions azure-functions-deploy#15

[yubozhao]

We can use terraform validate instead of heavy e2e tests