Merge pull request #25 from armando-couto/renovate/major-socket.io-packages

Update dependency socket.io to v4

Author: armando-couto

casadocodigo-javascript-master/package.json

@@ -16,7 +16,7 @@
     "mocha": "2.5.3",
     "mysql": "2.18.1",
     "sleep": "3.0.1",
-    "socket.io": "1.3.6"
+    "socket.io": "4.5.1"
   },
   "devDependencies": {
     "should": "7.1.1",