Maybe fix an issue elisa had with discord.py

Author: whinis

src/util/entities/Channel.ts

@@ -700,6 +700,12 @@ export class Channel extends BaseClass {
     }
 
     toJSON() {
+        // needed as some CHANNEL_UPDATE event doesn't call the calculatePosition function and doesn't populate
+        // the position field. Needs to be looked into more
+        // TODO: Look into when this can be undefined during CHANNEL_UPDATE
+        if (this.position === undefined) {
+            this.position = 0;
+        }
         return {
             ...this,