fix(sw): prevent Firefox install failure on precache errors

Author: pranjalisr

src/sw.js

@@ -2,7 +2,6 @@
 import { CacheableResponsePlugin } from "workbox-cacheable-response";
 import { cacheNames } from "workbox-core";
 import { ExpirationPlugin } from "workbox-expiration";
-
 import {
   registerRoute,
   setCatchHandler,