Merge pull request #968 from discordeno/createwebhook-avatar-is-optional

fix: CreateWebhook.avatar is optional

src/types/webhooks/create_webhook.ts

@@ -2,5 +2,5 @@ export interface CreateWebhook {
   /** Name of the webhook (1-80 characters) */
   name: string;
   /** Image for the default webhook avatar */
-  avatar: string | null;
+  avatar?: string | null;
 }