Add local version of postcss config to differentiate between Storybook/vite modules and prod bundle builds

Author: iOvergaard

packages/uui-css/postcss.config.cjs

@@ -0,0 +1,10 @@
+module.exports = () => {
+  return {
+    plugins: {
+      'postcss-advanced-variables': {},
+      'postcss-color-function': {},
+      'postcss-url': {},
+      autoprefixer: {},
+    },
+  };
+};

postcss.config.js

@@ -3,8 +3,6 @@ module.exports = () => {
     plugins: {
       'postcss-advanced-variables': {},
       'postcss-color-function': {},
-      'postcss-url': {},
-      autoprefixer: {},
     },
   };
 };