refactor(Util): remove unnecessary function

src/util/abortAfter.ts

@@ -2,9 +2,9 @@
  * Creates an abort controller that aborts after the given time.
  * @param delay - The time in milliseconds to wait before aborting
  */
-export function abortAfter(delay: number): AbortController {
+export function abortAfter(delay: number): [AbortController, AbortSignal] {
 	const ac = new AbortController();
 	const timeout = setTimeout(() => ac.abort(), delay);
 	ac.signal.addEventListener('abort', () => clearTimeout(timeout));
-	return ac;
+	return [ac, ac.signal];
 }

src/util/entersState.ts

@@ -43,7 +43,7 @@ export async function entersState<T extends VoiceConnection | AudioPlayer>(
 ) {
 	if (target.state.status !== status) {
 		const [ac, signal] =
-			timeoutOrSignal instanceof AbortSignal ? [undefined, timeoutOrSignal] : createDelayedAbort(timeoutOrSignal);
+			timeoutOrSignal instanceof AbortSignal ? [undefined, timeoutOrSignal] : abortAfter(timeoutOrSignal);
 		try {
 			await once(target as EventEmitter, status, { signal });
 		} finally {
@@ -52,12 +52,3 @@ export async function entersState<T extends VoiceConnection | AudioPlayer>(
 	}
 	return target;
 }
-
-/**
- * Creates an abort controller that will abort after the specified delay.
- * @param delay - The delay before aborting
- */
-function createDelayedAbort(delay: number): [AbortController, AbortSignal] {
-	const ac = abortAfter(delay);
-	return [ac, ac.signal];
-}