message: fix: delete the typing channel
diff: @@ -5,4 +5,5 @@ Deno.test("[typing] start typing", async () => {
  const bot = loadBot();
  const channel = await bot.helpers.createChannel(CACHED_COMMUNITY_GUILD_ID, { name: "typing" });
  await bot.helpers.startTyping(channel.id);
  + await bot.helpers.deleteChannel(channel.id);
  });
  