js: move raw loader definition. Fixes odd bug in CE/EE injection.

rhodecode/public/js/src/components/shared-styles.js

@@ -1,5 +1,6 @@
 const styleElement = document.createElement('dom-module');
-import sharedCSS from 'raw-loader!./style-polymer.css';
+// this will use raw-loader
+import sharedCSS from './style-polymer.css';
 
 styleElement.innerHTML =
     `<template>

webpack.config.js

@@ -43,6 +43,10 @@ module.exports = {
     // CSS, and (thanks to our loader) HTML.
     module: {
         rules: [
+            {
+                test: /style-polymer.css/,
+                use: 'raw-loader'
+            },
             {
                 // If you see a file that ends in .html, send it to these loaders.
                 test: /\.html$/,