feat(version): bump MCP package version to 1.8.40 📦

- Update mcp/package.json version from 1.8.39 to 1.8.40
- Update mcp/package-lock.json version from 1.8.39 to 1.8.40
- Align MCP package version with release documentation
- Prepare for v1.8.40 release

Author: binggg

mcp/package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "@cloudbase/cloudbase-mcp",
-  "version": "1.8.39",
+  "version": "1.8.40",
   "description": "腾讯云开发 MCP Server，通过AI提示词和MCP协议+云开发，让开发更智能、更高效,当你在Cursor/ VSCode GitHub Copilot/WinSurf/CodeBuddy/Augment Code/Claude Code等AI编程工具里写代码时，它能自动帮你生成可直接部署的前后端应用+小程序，并一键发布到腾讯云开发 CloudBase。",
   "main": "./dist/index.cjs",
   "module": "./dist/index.js",