Remove unused dependency

Author: wojtekmaj

test/package.json

@@ -28,7 +28,6 @@
     "copy-webpack-plugin": "^9.0.0",
     "css-loader": "^6.0.0",
     "eslint": "^8.5.0",
-    "file-loader": "^6.0.0",
     "html-webpack-plugin": "^5.1.0",
     "less": "^4.0.0",
     "less-loader": "^10.0.0",