chore(1459): убраны mappa-vitya-* из skills-репо — перенесены в victor/mappa-vitya-skills

- удалены skills/mappa-vitya-brainstorming + mappa-vitya-project-discipline
- README: убрана строка provenance mappa-vitya-brainstorming
- project-bootstrap: ссылки на mappa-vitya-project-discipline → victor/mappa-vitya-skills
- правило уведомлений (.admin) уже зафиксировано в целевом репо (3b4d51c)

README.md

@@ -114,7 +114,6 @@ an explicit `adapted-from` marker in its frontmatter.
 | `find-skills` | `adapted-from: vercel-labs/skills @ c6f69c6` (MIT) — vendored copy |
 | `grilling` | `adapted-from: mattpocock/skills @ 84fdeffd` (MIT) — family collapsed to one skill (pi hides `disable-model-invocation` wrappers) |
 | `brainstorming` | `adapted-from: obra/superpowers @ 6.2.0` (MIT) — divergent phase, visual-companion dropped |
-| `mappa-vitya-brainstorming` | `author: ours` — brainstorm METHODOLOGY for a mappa zone (capture in mappa entity, maturity by criterion, spec → wiki, paired+umbrella review, ask who implements, notify); promotion mechanics delegated to `mappa-brainstorm-promote` |
 | `diagnosing-bugs` | `adapted-from: mattpocock/skills @ 84fdeffd` (MIT) + superpowers 6.2.0 concepts (Iron Law, red flags) |
 | `loop-me` | `adapted-from: mattpocock/skills @ 84fdeffd` (MIT) — workflow-spec design gate |
 | `review-kit-pi-method` | `author: ours` — pi-native spawn for clean-context review subagents |