update bootstrap url

Author: nataliadsgil

index.html

@@ -5,13 +5,13 @@
     <title>SIMPLEX</title>
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
-    <link rel="stylesheet" href="node_modules/bootstrap/compiler/bootstrap.css">
+    <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.5.0/css/bootstrap.min.css">
     <link rel="stylesheet" href="node_modules/bootstrap/compiler/style.css">
     <link rel="stylesheet" href="node_modules/font-awesome/css/font-awesome.css">
     <link rel="stylesheet" type="text/css" href="css/estilo.css">
     <script src="node_modules/jquery/dist/jquery.js"></script>
     <script src="node_modules/popper.js/dist/umd/popper.js"></script>
-    <script src="node_modules/bootstrap/dist/js/bootstrap.js"></script>
+    <script src="https://stackpath.bootstrapcdn.com/bootstrap/4.5.0/js/bootstrap.min.js"></script>
 </head>