fix(ApplicationCommandPermissionsManager): truly optional arg

Author: didinele

packages/discord.js/typings/index.d.ts

@@ -4227,7 +4227,9 @@ export class ApplicationCommandPermissionsManager<
     },
   ): Promise<boolean>;
   public fetch(options: FetchSingleOptions): Promise<ApplicationCommandPermissions[]>;
-  public fetch(options: BaseOptions): Promise<Collection<Snowflake, ApplicationCommandPermissions[]>>;
+  public fetch(
+    ...args: {} extends BaseOptions ? [] | [BaseOptions] : [BaseOptions]
+  ): Promise<Collection<Snowflake, ApplicationCommandPermissions[]>>;
   public remove(
     options:
       | (FetchSingleOptions & {

packages/discord.js/typings/index.test-d.ts

@@ -201,6 +201,7 @@ import type {
   VoiceChannel,
   Invite,
   GuildInvite,
+  ApplicationCommandPermissions,
 } from './index.js';
 import {
   ActionRowBuilder,
@@ -1726,6 +1727,16 @@ declare const guildApplicationCommandManager: GuildApplicationCommandManager;
 expectType<Promise<ApplicationCommand>>(guildApplicationCommandManager.fetch('0'));
 expectType<Promise<ApplicationCommand>>(guildApplicationCommandManager.fetch({ id: '0' }));
 expectType<Promise<Collection<Snowflake, ApplicationCommand>>>(guildApplicationCommandManager.fetch());
+expectType<Promise<ApplicationCommandPermissions[]>>(
+  guildApplicationCommandManager.permissions.fetch({ command: '0' }),
+);
+expectType<Promise<Collection<Snowflake, ApplicationCommandPermissions[]>>>(
+  guildApplicationCommandManager.permissions.fetch({}),
+);
+// https://github.com/discordjs/discord.js/issues/8096
+expectType<Promise<Collection<Snowflake, ApplicationCommandPermissions[]>>>(
+  guildApplicationCommandManager.permissions.fetch(),
+);
 
 declare const categoryChannelChildManager: CategoryChannelChildManager;
 {