chore(dev-deps): bump ws and engine.io-client in /examples/memory-usage (#703)

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


Updates `ws` from 8.11.0 to 8.17.1
- [Release notes](https://github.com/websockets/ws/releases)
- [Commits](websockets/ws@8.11.0...8.17.1)

Updates `engine.io-client` from 6.5.3 to 6.5.4
- [Release notes](https://github.com/socketio/engine.io-client/releases)
- [Changelog](https://github.com/socketio/engine.io-client/blob/6.5.4/CHANGELOG.md)
- [Commits](socketio/engine.io-client@6.5.3...6.5.4)

---
updated-dependencies:
- dependency-name: ws
  dependency-type: indirect
- dependency-name: engine.io-client
  dependency-type: direct:production
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

examples/memory-usage/package-lock.json

@@ -5,6 +5,6 @@
   "description": "",
   "type": "module",
   "dependencies": {
-    "engine.io-client": "^6.5.3"
+    "engine.io-client": "^6.5.4"
   }
 }