Clean unused post-css

packages/bbui/package.json

@@ -17,9 +17,7 @@
     "build": "vite build"
   },
   "devDependencies": {
-    "@sveltejs/vite-plugin-svelte": "1.4.0",
-    "postcss": "^8.2.9",
-    "vite-plugin-commonjs": "^0.10.4"
+    "@sveltejs/vite-plugin-svelte": "1.4.0"
   },
   "keywords": [
     "svelte"

packages/bbui/vite.config.js

@@ -1,6 +1,5 @@
 import { defineConfig } from "vite"
 import { svelte } from "@sveltejs/vite-plugin-svelte"
-import postcss from "postcss"
 import path from "path"
 
 export default defineConfig(({ mode }) => {
@@ -19,9 +18,6 @@ export default defineConfig(({ mode }) => {
         emitCss: true,
       }),
     ],
-    css: {
-      postcss,
-    },
     resolve: {
       alias: {
         "@budibase/shared-core": path.resolve(__dirname, "../shared-core/src"),