fix(bots/discord): remove useless feature

bots/discord/src/events/discord/guildCreate.ts

@@ -1,7 +0,0 @@
-import { on } from '$utils/discord/events'
-import { leaveDisallowedGuild } from '$utils/discord/security'
-
-on('guildCreate', async ({ config }, guild) => {
-    if (config.allowedGuilds.includes(guild.id)) return
-    await leaveDisallowedGuild(guild)
-})

bots/discord/src/utils/discord/security.ts

@@ -1,7 +0,0 @@
-import type { Guild } from 'discord.js'
-import { logger } from '../../context'
-
-export const leaveDisallowedGuild = (guild: Guild) => {
-    logger.warn(`Server ${guild.name} (${guild.id}) is not allowed to use this bot.`)
-    return guild.leave().then(() => logger.debug(`Left guild ${guild.name} (${guild.id})`))
-}