Bump @fastify/swagger from 7.6.1 to 8.0.0

Bumps [@fastify/swagger](https://github.com/fastify/fastify-swagger) from 7.6.1 to 8.0.0.
- [Release notes](https://github.com/fastify/fastify-swagger/releases)
- [Commits](https://github.com/fastify/fastify-swagger/compare/v7.6.1...v8.0.0)