Bump socket.io from 2.3.0 to 2.4.0

Bumps [socket.io](https://github.com/socketio/socket.io) from 2.3.0 to 2.4.0.
- [Release notes](https://github.com/socketio/socket.io/releases)
- [Changelog](https://github.com/socketio/socket.io/blob/2.4.0/CHANGELOG.md)
- [Commits](https://github.com/socketio/socket.io/compare/2.3.0...2.4.0)

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

packages/api/package.json

@@ -44,7 +44,7 @@
     "node-ssh-forward": "^0.7.2",
     "portfinder": "^1.0.28",
     "simple-encryptor": "^4.0.0",
-    "socket.io": "^2.3.0",
+    "socket.io": "^2.4.0",
     "tar": "^6.0.5",
     "uuid": "^3.4.0"
   },