build(deps): bump fast-json-stringify from 1.15.2 to 5.15.1

Bumps [fast-json-stringify](https://github.com/fastify/fast-json-stringify) from 1.15.2 to 5.15.1.
- [Release notes](https://github.com/fastify/fast-json-stringify/releases)
- [Commits](fastify/fast-json-stringify@1.15.2...v5.15.1)

---
updated-dependencies:
- dependency-name: fast-json-stringify
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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