chore(deps): bump the npm_and_yarn group across 1 directory with 2 updates

Bumps the npm_and_yarn group with 2 updates in the / directory: [@modelcontextprotocol/sdk](https://github.com/modelcontextprotocol/typescript-sdk) and [next](https://github.com/vercel/next.js).


Updates `@modelcontextprotocol/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)

Updates `next` from 15.5.10 to 16.1.5
- [Release notes](https://github.com/vercel/next.js/releases)
- [Changelog](https://github.com/vercel/next.js/blob/canary/release.js)
- [Commits](vercel/next.js@v15.5.10...v16.1.5)

---
updated-dependencies:
- dependency-name: "@modelcontextprotocol/sdk"
  dependency-version: 1.26.0
  dependency-type: direct:production
  dependency-group: npm_and_yarn
- dependency-name: next
  dependency-version: 16.1.5
  dependency-type: direct:production
  dependency-group: npm_and_yarn
...

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Author: dependabot[bot]