Remove @babel/preset-env because it leads to broken builds.

Author: ghengeveld

babel.config.js

@@ -2,7 +2,7 @@
 console.log("Loaded babel.config.js")
 
 module.exports = {
-  presets: ["@babel/preset-env", "@babel/preset-react"],
+  presets: ["@babel/preset-react"],
   plugins: ["@babel/plugin-proposal-object-rest-spread"],
 
   env: {