chore: 更新 marketplace.json，合并个人插件 dotfiles → qiudl-personal

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

.claude-plugin/marketplace.json

@@ -531,18 +531,6 @@
       ],
       "strict": false
     },
-    {
-      "name": "dotfiles-plugin",
-      "source": "./skills-personal/dotfiles-plugin",
-      "description": "macOS 新机快速部署。用于 dotfiles 配置管理、install.sh 脚本维护、Claude Code 插件配置、MCP Server 配置。当用户提到新机部署、dotfiles、环境配置相关任务时自动激活。",
-      "version": "1.0.0",
-      "category": "utility",
-      "keywords": [
-        "utility",
-        "tools"
-      ],
-      "strict": false
-    },
     {
       "name": "qiudl-personal-plugin",
       "source": "./skills-personal/qiudl-personal-plugin",