message: fix(handlers/MESSAGE_CREATE): prefix import stmt with .ts
diff: import { eventHandlers } from "../../bot.ts";
  import { cacheHandlers } from "../../cache.ts";
  -import { DiscordenoMember } from "../../structures/member.ts";
  import { structures } from "../../structures/mod.ts";
  import { DiscordGatewayPayload } from "../../types/gateway/gateway_payload.ts";
  -import { GuildMemberWithUser } from "../../types/guilds/guild_member";
  +import { GuildMemberWithUser } from "../../types/guilds/guild_member.ts";
  import { DiscordMessage, Message } from "../../types/messages/message.ts";
  import { snakeKeysToCamelCase } from "../../util/utils.ts";
  