deps: bump @types/node from 25.6.0 to 25.9.0 in /mcp-server (#30)

Bumps [@types/node](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node) from 25.6.0 to 25.9.0.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/node)

---
updated-dependencies:
- dependency-name: "@types/node"
  dependency-version: 25.9.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

mcp-server/package-lock.json

@@ -29,7 +29,7 @@
     "zod": "^3.23.0"
   },
   "devDependencies": {
-    "@types/node": "^25.6.0",
+    "@types/node": "^25.9.0",
     "@types/ssh2": "^1.15.0",
     "tsx": "^4.22.2",
     "typescript": "^6.0.3",