[chore] update patreons.json (#1008)

Author: Zagrios

assets/jsons/patreons.json

@@ -11,6 +11,9 @@
 	{
 		"username": "Z3t4"
 	},
+	{
+		"username": "Xero"
+	},
 	{
 		"username": "Rhythm Shade"
 	},