build(deps): bump express from 4.21.2 to 4.22.0

Bumps [express](https://github.com/expressjs/express) from 4.21.2 to 4.22.0.
- [Release notes](https://github.com/expressjs/express/releases)
- [Changelog](https://github.com/expressjs/express/blob/4.22.0/History.md)
- [Commits](expressjs/express@4.21.2...4.22.0)

---
updated-dependencies:
- dependency-name: express
  dependency-version: 4.22.0
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

examples/mcp-portal/package.json

@@ -12,7 +12,7 @@
     "@graphscope/studio-driver": "workspace:*",
     "@modelcontextprotocol/sdk": "^1.6.0",
     "@zodios/core": "^10.9.6",
-    "express": "^4.21.2",
+    "express": "^4.22.0",
     "zod": "^3.24.2"
   },
   "devDependencies": {