Bump pino from 8.15.1 to 8.15.3 in /server

Bumps [pino](https://github.com/pinojs/pino) from 8.15.1 to 8.15.3.
- [Release notes](https://github.com/pinojs/pino/releases)
- [Commits](pinojs/pino@v8.15.1...v8.15.3)

---
updated-dependencies:
- dependency-name: pino
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>