Correct roadmap verification command

docs/roadmap/implementation.md

@@ -284,7 +284,7 @@ Test no locks, exact/mixed carry, required locked absence, invalid prior state,
 removed-after-initial lock, added-before-final lock, abandoned attempts, avoided
 locked-source work, and exactly one pointer write. Run
 `go test ./internal/stage -run Publish`,
-`go test ./internal/runner ./internal/app`, `go test ./...`, and
+`go test ./internal/stage ./internal/artifacts ./internal/app`, `go test ./...`, and
 `git diff --check`. Newly observed final locks prevent pointer advancement.
 
 ## Stage 8 — Migrate Commands And Inspection