fix: Remove usage of polyfill.io

Author: matrei

grails-app/views/inertia/html.gsp

@@ -4,8 +4,6 @@
     <meta charset="utf-8"/>
     <meta http-equiv="X-UA-Compatible" content="IE=edge">
     <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0"/>
-    <%-- Inertia Polyfills --%>
-    <script src="https://polyfill.io/v3/polyfill.min.js?features=smoothscroll,NodeList.prototype.forEach,Promise,Object.values,Object.assign" defer></script>
     <g:if env="production">
         <script type="module" src="/static/dist/${inertiaManifest['src/main/javascript/main.js']['file']}"></script>
         <g:each in="${inertiaManifest['src/main/javascript/main.js']['css']}" var="inertiaCss">