docs: undocument private constructors (#6732)

src/structures/StickerPack.js

@@ -10,10 +10,6 @@ const SnowflakeUtil = require('../util/SnowflakeUtil');
  * @extends {Base}
  */
 class StickerPack extends Base {
-  /**
-   * @param {Client} client The instantiating client
-   * @param {APIStickerPack} pack The data for the sticker pack
-   */
   constructor(client, pack) {
     super(client);
     /**
@@ -97,8 +93,3 @@ class StickerPack extends Base {
 }
 
 module.exports = StickerPack;
-
-/**
- * @external APIStickerPack
- * @see {@link https://discord.com/developers/docs/resources/sticker#sticker-pack-object}
- */