fix migrations

Fix #8363

packages/backend/migration/1595771249699-word-mute.js

@@ -1,6 +1,6 @@
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-class wordMute1595771249699 {
+
+
+export class wordMute1595771249699 {
     constructor() {
         this.name = 'wordMute1595771249699';
     }
@@ -27,4 +27,3 @@ class wordMute1595771249699 {
         await queryRunner.query(`DROP TABLE "muted_note"`);
     }
 }
-exports.wordMute1595771249699 = wordMute1595771249699;