Bump ws and puppeteer in /unfurler

Bumps [ws](https://github.com/websockets/ws) to 8.17.1 and updates ancestor dependency [puppeteer](https://github.com/puppeteer/puppeteer). These dependencies need to be updated together.


Updates `ws` from 8.8.0 to 8.17.1
- [Release notes](https://github.com/websockets/ws/releases)
- [Commits](https://github.com/websockets/ws/compare/8.8.0...8.17.1)

Updates `puppeteer` from 15.3.2 to 22.12.0
- [Release notes](https://github.com/puppeteer/puppeteer/releases)
- [Changelog](https://github.com/puppeteer/puppeteer/blob/main/release-please-config.json)
- [Commits](https://github.com/puppeteer/puppeteer/compare/v15.3.2...puppeteer-v22.12.0)

---
updated-dependencies:
- dependency-name: ws
  dependency-type: indirect
- dependency-name: puppeteer
  dependency-type: direct:production
...

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

unfurler/package.json

@@ -21,7 +21,7 @@
     "express": "^4.19.2",
     "ejs": "^3.1.10",
     "node-fetch-commonjs": "^3.3.1",
-    "puppeteer": "^15.3.2",
+    "puppeteer": "^22.12.0",
     "puppeteer-cluster": "^0.23.0",
     "typescript": "~4.7.4"
   },