fix(skills): 提高智能体管理能力最低客户端版本 (#91)

## 中文

- create-agent 2.6.1：最低客户端提高到 10.0.108（smartRouting + avatarImage）
- update-agent 3.2.1：最低客户端提高到 10.0.108
- clone-agent 1.0.1：最低客户端提高到 10.0.115（补偿、fixed route 与 Provider ceiling）
- action→Skill ID 映射仍不绑定版本

### 验证
- i18n validator
- translation freshness
- public information boundary review

## English

- create-agent 2.6.1 now requires client 10.0.108 for smartRouting and
avatarImage
- update-agent 3.2.1 now requires client 10.0.108
- clone-agent 1.0.1 now requires client 10.0.115 for compensation,
fixed-route, and Provider-ceiling guarantees
- The action-to-Skill-ID mapping remains versionless

### Verification
- i18n validator
- translation freshness
- public information boundary review

skills/update-agent/SKILL.md

@@ -3,7 +3,7 @@ name: update-agent
 description: >-
   安全更新现有智能体的配置、人格、原则、技能与记忆，输出可审阅 diff 并在确认后应用与提交。Use when 用户要求修改 Agent
   行为、安装/卸载技能、调整配置、回滚变更或修订规则。
-version: 3.2.0
+version: 3.2.1
 type: meta
 risk_level: low
 status: enabled
@@ -57,7 +57,7 @@ market:
     verified: true
   compatible_agents: []
   channel: latest
-  required_client_version: 10.0.90
+  required_client_version: 10.0.108
 ---
 
 # update-agent skill