import { Api } from "https://deno.land/x/grammy@v1.31.2/mod.ts";
Use this method to close an open 'General' topic in a forum supergroup chat. The bot must be an administrator in the chat for this to work and must have the can_manage_topics administrator rights. Returns True on success.
Parameters
Unique identifier for the target chat or username of the target supergroup (in the format @supergroupusername)
optional
signal: AbortSignalOptional AbortSignal to cancel the request
Official reference: https://core.telegram.org/bots/api#closegeneralforumtopic