resolve mentioned user handles on the backend

packages/misskey-js/src/autogen/types.ts

@@ -4668,6 +4668,9 @@ export type components = {
       /** @enum {string} */
       visibility: 'public' | 'home' | 'followers' | 'specified';
       mentions?: string[];
+      mentionHandles?: {
+        [key: string]: string;
+      };
       visibleUserIds?: string[];
       fileIds?: string[];
       files?: components['schemas']['DriveFile'][];