Bump ws and @cityssm/pdf-puppeteer

Bumps [ws](https://github.com/websockets/ws) to 8.18.0 and updates ancestor dependency [@cityssm/pdf-puppeteer](https://github.com/cityssm/pdf-puppeteer). These dependencies need to be updated together.


Updates `ws` from 8.9.0 to 8.18.0
- [Release notes](https://github.com/websockets/ws/releases)
- [Commits](websockets/ws@8.9.0...8.18.0)

Updates `@cityssm/pdf-puppeteer` from 2.0.0-beta.1 to 2.2.0
- [Release notes](https://github.com/cityssm/pdf-puppeteer/releases)
- [Commits](cityssm/pdf-puppeteer@v2.0.0-beta.1...v2.2.0)

---
updated-dependencies:
- dependency-name: ws
  dependency-type: indirect
- dependency-name: "@cityssm/pdf-puppeteer"
  dependency-type: direct:production
...

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