refactor: fetch options consistency (#5824)

src/managers/GuildChannelManager.js

@@ -122,8 +122,7 @@ class GuildChannelManager extends BaseManager {
   /**
    * Obtains one or more guild channels from Discord, or the channel cache if they're already available.
    * @param {Snowflake} [id] ID of the channel
-   * @param {boolean} [cache=true] Whether to cache the new channel objects if it weren't already
-   * @param {boolean} [force=false] Whether to skip the cache check and request the API
+   * @param {BaseFetchOptions} [options] Additional options for this fetch
    * @returns {Promise<?GuildChannel|Collection<Snowflake, GuildChannel>>}
    * @example
    * // Fetch all channels from the guild
@@ -136,7 +135,7 @@ class GuildChannelManager extends BaseManager {
    *   .then(channel => console.log(`The channel name is: ${channel.name}`))
    *   .catch(console.error);
    */
-  async fetch(id, cache = true, force = false) {
+  async fetch(id, { cache = true, force = false } = {}) {
     if (id && !force) {
       const existing = this.cache.get(id);
       if (existing) return existing;