chore(test-project): Update postcss-loader to 8.2.0 (#434)

Author: Tobbe

__fixtures__/test-project/web/package.json

@@ -25,7 +25,7 @@
     "@types/react-dom": "^18.2.19",
     "autoprefixer": "^10.4.21",
     "postcss": "^8.5.6",
-    "postcss-loader": "^8.1.1",
+    "postcss-loader": "^8.2.0",
     "tailwindcss": "^3.4.17"
   }
 }