[feature/PI-601] Set branch ref to main if branch has been deleted on workspace delete #2227

Job	Run time
workflow--check--release-branch-name	10s
workflow--check--rebased-on-main	9s
workflow--check--branch-name	9s
build-base	10m 12s
create-workspace-name	4s
parse-secrets	5s
build-head	7m 1s
workflow--codebase-checks	5m 49s
test--unit (unit)	3m 35s
test--feature--local	1m 48s
test--unit (slow)	1m 44s
destroy-redundant-workspaces	3m 14s
terraform-base-build	9m 23s
terraform-head-build	4m 51s
apigee--deploy	52s
apigee--attach-product	1m 16s
test--integration (integration)	6m 48s
test--integration (s3)	25m 28s
test--feature--integration	4m 50s
test--smoke	53s
apigee--detach-product	57s
delete--proxy	39s
	1h 29m 57s

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