chore(deps): bump piscina from 3.2.0 to 4.2.0

Bumps [piscina](https://github.com/piscinajs/piscina) from 3.2.0 to 4.2.0.
- [Release notes](https://github.com/piscinajs/piscina/releases)
- [Changelog](https://github.com/piscinajs/piscina/blob/current/CHANGELOG.md)
- [Commits](piscinajs/piscina@v3.2.0...v4.2.0)

---
updated-dependencies:
- dependency-name: piscina
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

package.json

@@ -67,6 +67,6 @@
         "xml2js": "^0.6.0"
     },
     "dependencies": {
-        "piscina": "^3.2.0"
+        "piscina": "^4.2.0"
     }
 }