Revert "gm-fetch für Firefox gefixt"

This reverts commit 20e011bb55.

src/status.ts

@@ -1,6 +1,6 @@
-import GM_fetch from './gm-fetch';
 import './status.css';
 import { ZcStatus } from './zc-status';
+import GM_fetch from "@trim21/gm-fetch";
 
 declare function waitForKeyElements(selectorOrFunction: any, callback: any, waitOnce: boolean): any;