chore(deps-dev): bump @fastify/cookie from 9.3.0 to 9.3.1

Bumps [@fastify/cookie](https://github.com/fastify/fastify-cookie) from 9.3.0 to 9.3.1.
- [Release notes](https://github.com/fastify/fastify-cookie/releases)
- [Commits](fastify/fastify-cookie@v9.3.0...v9.3.1)

---
updated-dependencies:
- dependency-name: "@fastify/cookie"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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