feat(types): add premiumSubscriber to RoleToggles (#2141)

In the role tags discord sends a `premium_subscriber` field. It seems that this has been forgotten to add.

Reference: https://discord.com/developers/docs/topics/permissions#role-object-role-tags-structure

transformers/toggles/role.ts

@@ -8,6 +8,8 @@ export const RoleToggle = {
   managed: 1 << 1,
   /** Whether this role is mentionable */
   mentionable: 1 << 2,
+  /** Whether this is the guilds premium subscriber role */
+  premiumSubscriber: 1 << 3,
 };
 
 export class RoleToggles extends ToggleBitfield {
@@ -17,6 +19,7 @@ export class RoleToggles extends ToggleBitfield {
     if (role.hoist) this.add(RoleToggle.hoist);
     if (role.managed) this.add(RoleToggle.managed);
     if (role.mentionable) this.add(RoleToggle.mentionable);
+    if (role.tags?.premium_subscriber === null) this.add(RoleToggle.premiumSubscriber);
   }
 
   /** If this role is showed seperately in the user listing */
@@ -34,6 +37,11 @@ export class RoleToggles extends ToggleBitfield {
     return this.has("mentionable");
   }
 
+  /** Whether this is the guilds premium subscriber role */
+  get premiumSubscriber() {
+    return this.has("premiumSubscriber");
+  }
+
   /** Checks whether or not the permissions exist in this */
   has(permissions: RoleToggleKeys | RoleToggleKeys[]) {
     if (!Array.isArray(permissions)) return super.contains(RoleToggle[permissions]);