Added @babel/preset-env

Author: ManukMinasyan

babel.config.js

@@ -1,11 +1,12 @@
 // babel.config.js
 module.exports = {
-  presets: [
-    ['@vue/app', {
-      polyfills: [
-        'es6.promise',
-        'es6.symbol'
-      ]
-    }]
-  ]
-}
+    presets: [
+        "@babel/preset-env",
+        ['@vue/app', {
+            polyfills: [
+                'es6.promise',
+                'es6.symbol'
+            ]
+        }]
+    ]
+}