Bump ws from 3.3.3 to 5.2.3 in /lab

Bumps [ws](https://github.com/websockets/ws) from 3.3.3 to 5.2.3.
- [Release notes](https://github.com/websockets/ws/releases)
- [Commits](websockets/ws@3.3.3...5.2.3)

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

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

lab/package.json

@@ -34,7 +34,7 @@
     "request-promise": "^4.2.5",
     "serve-favicon": "^2.3.0",
     "socket.io": "^2.4.0",
-    "ws": "^3.3.3"
+    "ws": "^5.2.3"
   },
   "devDependencies": {
     "@types/node": "^10.17.21",