Chore: Remove unused dependencies (#305)

Author: divyeshagrawal

package.json

@@ -63,9 +63,6 @@
     "@types/react-dom": "^18.3.1",
     "@umijs/fabric": "^3.0.0",
     "@umijs/test": "^4.0.36",
-    "coveralls": "^3.0.6",
-    "cross-env": "^7.0.3",
-    "cssstyle": "^2.3.0",
     "dumi": "^2.1.2",
     "eslint": "^7.0.0",
     "father": "^4.1.1",
@@ -91,4 +88,4 @@
   "tnpm": {
     "mode": "npm"
   }
-}
+}