refactor!: move dirs outside of src/ (#2032)

handlers/channels/THREAD_MEMBER_UPDATE.ts

@@ -0,0 +1,7 @@
+import { Bot } from "../../bot.ts";
+import { DiscordGatewayPayload } from "../../types/gateway/gatewayPayload.ts";
+
+export async function handleThreadMemberUpdate(bot: Bot, data: DiscordGatewayPayload) {
+  // This event is documented for completeness, but unlikely to be used by most bots
+  return;
+}