Bump @fastify/swagger from 8.12.2 to 8.13.0

Bumps [@fastify/swagger](https://github.com/fastify/fastify-swagger) from 8.12.2 to 8.13.0.
- [Release notes](https://github.com/fastify/fastify-swagger/releases)
- [Commits](https://github.com/fastify/fastify-swagger/compare/v8.12.2...v8.13.0)