chore(deps): bump @modelcontextprotocol/sdk in /mcp

Bumps [@modelcontextprotocol/sdk](https://github.com/modelcontextprotocol/typescript-sdk) from 1.25.2 to 1.26.0.
- [Release notes](https://github.com/modelcontextprotocol/typescript-sdk/releases)
- [Commits](modelcontextprotocol/typescript-sdk@v1.25.2...v1.26.0)

---
updated-dependencies:
- dependency-name: "@modelcontextprotocol/sdk"
  dependency-version: 1.26.0
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

mcp/package-lock.json

@@ -16,7 +16,7 @@
   "author": "",
   "license": "ISC",
   "dependencies": {
-    "@modelcontextprotocol/sdk": "^1.25.2",
+    "@modelcontextprotocol/sdk": "^1.26.0",
     "node-fetch": "^2.7.0",
     "zod": "^3.24.4",
     "zod-to-json-schema": "^3.24.5"