docs: drop substrate_score reference from wiki Home (repo-mem MCP retired)

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

wiki/Home.md

@@ -449,4 +449,4 @@ module.exports = [
 | 4 | `state` (FSM) and `predict` are not yet integrated with `BaseDomain` lifecycle — nodes wire them manually in `configure()` | Architecture backlog |
 | 5 | `menuUtils` / `MenuManager` are served as browser JavaScript and bypass the normal Node.js import path — deep changes require testing in both environments | `endpointUtils.js` |
 | 6 | `CascadePIDController` has no dedicated test suite | Test backlog |
-| 7 | `substrate_score` / wiki autogen script (`wiki:all`) not yet wired for this library; API surface block is hand-maintained | Phase 9 follow-up |
+| 7 | Wiki autogen script (`wiki:all`) not yet wired for this library; API surface block is hand-maintained | Phase 9 follow-up |