fix: suppression des appels à polyfill.io

Parce que https://sansec.io/research/polyfill-supply-chain-attack

fonctions.html

@@ -9,7 +9,6 @@
 
         <meta name="viewport" content="width=device-width, initial-scale=1">
 
-        <script crossorigin="anonymous" src="https://cdn.polyfill.io/v2/polyfill.min.js"></script>
         <script crossorigin="anonymous" src="https://cdn.jsdelivr.net/npm/[email protected]/lib/nearley.min.js"></script>
         <script crossorigin="anonymous" src="https://davidbruant.github.io/formule-doc-budg/grammar.js"></script>
 

index.html

@@ -7,7 +7,6 @@
 
     <meta name="description" content="....">
 
-    <script src="https://cdn.polyfill.io/v2/polyfill.min.js"></script>
     <link rel="stylesheet" href="https://rawgit.com/DavidBruant/better-defaults/master/defaults.css">
 
     <script defer src="./build/finance-overview-bundle.js"></script>

public/index.html

@@ -47,7 +47,6 @@ <h1>Explorer les comptes de la ville</h1>
 
                     <div class="finance-dataviz-container"></div>
                     <link rel="stylesheet" href="../build/public.dev.css">
-                    <script defer crossorigin="anonymous" src="https://polyfill.io/v3/polyfill.min.js?flags=gated&features=Map%2CSet%2CIntl%2CArray.prototype.flat%2CArray.prototype.flatMap%2Ces2017%2Ces2016%2Ces2015"></script>
                     <script defer src="../build/dataviz-finance-bundle.dev.js"></script>
                 </div>
             </div>