fix: await cacheHandlers.filter

src/helpers/channels/category_children.ts

@@ -1,8 +1,8 @@
 import { cacheHandlers } from "../../cache.ts";
 
 /** Gets an array of all the channels ids that are the children of this category. */
-export function categoryChildren(id: bigint) {
-  return cacheHandlers.filter(
+export async function categoryChildren(id: bigint) {
+  return await cacheHandlers.filter(
     "channels",
     (channel) => channel.parentId === id,
   );