Stop using the cache busting config loader

frontend/src/index.bisq.html

@@ -4,12 +4,9 @@
 <head>
   <meta charset="utf-8">
   <title>mempool - Bisq Markets</title>
+  <script src="/resources/config.js"></script>
   <base href="/">
 
-  <script>
-    document.write("<script src=\"/resources/config.js?v=" + new Date().getTime() + "\"><\/script>");
-  </script>
-
   <meta name="description" content="The Mempool Open Source Project™ - Explore the full Bitcoin ecosystem.">
 
   <meta property="og:image" content="https://bisq.markets/resources/bisq/bisq-markets-preview.png" />