VED-802 Refactor delta_backend #84

Job	Run time
deploy-pr-backend / terraform-plan	34s
deploy-pr-backend / terraform-apply	2m 59s
run-e2e-tests (internal-dev-sandbox) / wait-for-deployment	3m 10s
run-e2e-tests (internal-dev) / wait-for-deployment	5s
run-e2e-tests (internal-dev) / e2e-tests	5m 50s
run-e2e-tests (internal-dev-sandbox) / e2e-tests	25s
run-e2e-tests (internal-dev-sandbox) / batch-e2e-tests	0s
run-e2e-tests (internal-dev) / batch-e2e-tests	1m 25s
	14m 28s

Provide feedback