refactor: minor tunneling cleanup #17317

Job	Run time
Integration (oss)	5m 12s
Integration (enterprise)	5m 15s
Warehouse Integration (bigquery)	7m 18s
Warehouse Integration (clickhouse)	4m 38s
Warehouse Integration (datalake)	8m 15s
Warehouse Integration (deltalake)	11m 58s
Warehouse Integration (mssql)	5m 9s
Warehouse Integration (azure-synapse)	4m 43s
Warehouse Integration (postgres)	4m 42s
Warehouse Integration (redshift)	5m 43s
Warehouse Integration (snowflake)	7m 0s
Package Unit (jobsdb)	3m 47s
Package Unit (integration_test)	8m 12s
Package Unit (processor)	6m 55s
Package Unit (regulation-worker)	2m 24s
Package Unit (router)	8m 57s
Package Unit (services)	11m 24s
Unit	10m 35s
Package Unit (suppression-backup-service)	46s
Package Unit (warehouse)	14m 8s
Coverage	41s
All	3s
	2h 17m 45s

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