make script non-async

Author: Geometrically

apps/frontend/src/components/ui/AdPlaceholder.vue

@@ -25,7 +25,6 @@ useHead({
     {
       // Clean.io
       src: "https://cadmus.script.ac/d14pdm1b7fi5kh/script.js",
-      async: true,
     },
     {
       // Aditude

apps/frontend/src/public/promo-frame.html

@@ -4,7 +4,7 @@
     <meta charset="utf-8" />
     <meta name="viewport" content="width=device-width, initial-scale=1" />
     <title>Modrinth App Ad</title>
-    <script src="https://cadmus.script.ac/d14pdm1b7fi5kh/script.js" async></script>
+    <script src="https://cadmus.script.ac/d14pdm1b7fi5kh/script.js"></script>
     <script
       src="https://dn0qt3r0xannq.cloudfront.net/modrinth-7JfmkEIXEp/modrinth-longform/prebid-load.js"
       async