improvement(subagents): update comment to reflect new go feature flag #19417

Job	Run time
Migrate Dev DB / Apply Database Migrations	1m 50s
Detect Version	4s
Test and Build	0s
Migrate DB	0s
Check Docs Changes	-10s
Build ARM64 (GHCR Only)	0s
Create GHCR Manifests	0s
Build AMD64	0s
Process Docs	0s
Create GitHub Release	0s
Build Dev ECR (./docker/db.Dockerfile, ECR_MIGRATIONS)	1m 1s
Build Dev ECR (./docker/app.Dockerfile, ECR_APP)	4m 8s
Build Dev ECR (./docker/realtime.Dockerfile, ECR_REALTIME)	1m 3s
	7m 56s

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