Fixed error on register, zoom on safari and removed webpack copying env vars to bundle

Signed-off-by: Ajay Bura <ajbura@gmail.com>

webpack.common.js

@@ -1,6 +1,5 @@
 const HtmlWebpackPlugin = require('html-webpack-plugin');
 const FaviconsWebpackPlugin = require('favicons-webpack-plugin');
-const webpack = require('webpack');
 const CopyPlugin = require("copy-webpack-plugin");
 
 module.exports = {
@@ -66,9 +65,6 @@ module.exports = {
         }
       }
     }),
-    new webpack.DefinePlugin({
-      'process.env': JSON.stringify(process.env),
-    }),
     new CopyPlugin({
       patterns: [
         { from: 'olm.wasm' },