docs(audit): batch close 15 P2/P3 items as FALSE_POSITIVE

CLOSED items:
- BREAK-02/03/04: FALSE_POSITIVE (already closed in changelog)
- V11-P2-01: saas-admin.ts deleted
- V11-P2-02: admin-v2 has roles service+page
- V11-P2-04: ToolDefinition re-export, not duplicate
- V11-P2-06: fetch_all sync-only, no LIMIT needed
- V11-P3-02/03: function removed or feature-gated
- V11-P3-05/DEAD-04: properly feature-gated
- AUD3-CONC-02/DB-02: already covered by SEC2-P2-05/08
- EVAL-01: zclaw-channels removed
- SEC-V9-02: comprehensive validation exists
- DOC-01/02: tauri command count updated 175→171

Also fixed BREAK-02/03/04 table rows to match changelog status.

docs/features/06-tauri-backend/00-backend-integration.md

@@ -21,7 +21,7 @@ ZCLAW Tauri 后端是桌面应用的核心，集成内部 ZCLAW Kernel，提供
 | 优先级 | P0 |
 | 成熟度 | L4 |
 | 依赖 | Tauri Runtime 2.x, zclaw-kernel crate |
-| Tauri 命令总数 | **175** (kernel 34 + pipeline 10 + browser 22 + intelligence 35 + memory 14 + cli 13 + viking 13 + llm 3 + secure_storage 4 + classroom 27) |
+| Tauri 命令总数 | **171** (kernel 34 + pipeline 10 + browser 22 + intelligence 35 + memory 14 + cli 13 + viking 13 + llm 3 + secure_storage 4 + classroom 27) |
 | Rust Crates | 10 个 (types, memory, runtime, kernel, skills, hands, protocols, pipeline, growth, saas) |
 
 ### 1.2 相关文件