chore(deps): bump fastify and netlify-cli

Bumps [fastify](https://github.com/fastify/fastify) to 5.10.0 and updates ancestor dependency [netlify-cli](https://github.com/netlify/cli). These dependencies need to be updated together.


Updates `fastify` from 4.29.0 to 5.10.0
- [Release notes](https://github.com/fastify/fastify/releases)
- [Commits](fastify/fastify@v4.29.0...v5.10.0)

Updates `netlify-cli` from 18.1.0 to 27.0.0
- [Release notes](https://github.com/netlify/cli/releases)
- [Changelog](https://github.com/netlify/cli/blob/main/CHANGELOG.md)
- [Commits](netlify/cli@v18.1.0...v27.0.0)

---
updated-dependencies:
- dependency-name: fastify
  dependency-version: 5.10.0
  dependency-type: indirect
- dependency-name: netlify-cli
  dependency-version: 27.0.0
  dependency-type: direct:production
...

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

Author: dependabot[bot]