test(e2e): cover credential settings workflows #23023

Job	Run time
Test and Build / Build App	2m 51s
Test and Build / Settings E2E (informational)	6m 55s
Test and Build / Lint and Test	3m 28s
Migrate Dev DB	0s
Deploy Trigger.dev (Dev)	0s
Build Dev ECR	-1s
Check Docs Changes	-6s
Build AMD64	-6s
Detect Version	-6s
Build ARM64 (GHCR Only)	-8s
Migrate DB	-1s
Promote Images	1s
Process Docs	0s
Create GHCR Manifests	1s
Create GitHub Release	1s
	12m 49s

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