Bump engine.io and socket.io in /Web Development/Intermediate/ChatApp

Bumps [engine.io](https://github.com/socketio/engine.io) to 6.2.1 and updates ancestor dependency [socket.io](https://github.com/socketio/socket.io). These dependencies need to be updated together.


Updates `engine.io` from 6.1.1 to 6.2.1
- [Release notes](https://github.com/socketio/engine.io/releases)
- [Changelog](https://github.com/socketio/engine.io/blob/main/CHANGELOG.md)
- [Commits](socketio/engine.io@6.1.1...6.2.1)

Updates `socket.io` from 4.4.1 to 4.5.4
- [Release notes](https://github.com/socketio/socket.io/releases)
- [Changelog](https://github.com/socketio/socket.io/blob/main/CHANGELOG.md)
- [Commits](socketio/socket.io@4.4.1...4.5.4)

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

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

Web Development/Intermediate/ChatApp/package.json

@@ -20,7 +20,7 @@
 	"dependencies": {
 		"express": "^4.17.2",
 		"moment": "^2.29.4",
-		"socket.io": "^4.4.1"
+		"socket.io": "^4.5.4"
 	},
 	"devDependencies": {
 		"nodemon": "^2.0.20"