fix eslint missing

Author: afc163

package.json

@@ -48,6 +48,7 @@
     "enzyme": "^3.10.0",
     "enzyme-adapter-react-16": "^1.15.1",
     "enzyme-to-json": "^3.4.3",
+    "eslint": "^7.1.0",
     "father": "^2.23.1",
     "less": "^3.11.1",
     "np": "^6.0.0",