docs(Guild): add missing features (#3406)

* Update Guild.js

* Update Guild.js

* style(Guild): remove trailing space

* typings(Guild): add new features

src/structures/Guild.js

@@ -159,6 +159,8 @@ class Guild extends Base {
      * * VERIFIED
      * * VIP_REGIONS
      * * VANITY_URL
+     * * DISCOVERABLE
+     * * FEATURABLE
      * @typedef {string} Features
      */
 

typings/index.d.ts

@@ -2223,7 +2223,9 @@ declare module 'discord.js' {
 		| 'MORE_EMOJI'
 		| 'VERIFIED'
 		| 'VIP_REGIONS'
-		| 'VANITY_URL';
+		| 'VANITY_URL'
+		| 'DISCOVERABLE'
+		| 'FEATURABLE';
 
 	interface GuildMemberEditData {
 		nick?: string;