get GX config template from S3 #827

Job	Run time
Run pre-commit hooks against all files	12s
Upload files to S3 bucket in development	1m 25s
Build and push testing docker images to the pytest ECR repository. (aws_glue_3, tests/Dockerfile....	2m 17s
Runs unit tests that are not dependent on aws-glue package resources	16m 42s
Build and push testing docker images to the pytest ECR repository. (aws_glue_4, tests/Dockerfile....	2m 5s
Deploy Snowflake resources	3m 39s
Run Pytest unit tests for AWS glue (aws_glue_3)	2m 4s
Run Pytest unit tests for AWS glue (aws_glue_4)	6m 25s
Deploys branch using sceptre	1m 52s
Cleanup non-main branch data before integration tests	51s
Triggers ETL workflow with S3 test files	51s
Deploys to staging of prod using sceptre	0s
Cleanup main branch staging data before integration tests	0s
Triggers staging workflow with production data	0s
	38m 23s

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