fix: fixed eslint version

Author: titanism

package.json

@@ -42,7 +42,7 @@
     "@types/react-native": "^0.63.50",
     "@typescript-eslint/parser": "^4.15.2",
     "babel-eslint": "^10.0.1",
-    "eslint": "4",
+    "eslint": "^4.19.1",
     "@types/jest": "^25.2.3",
     "eslint-config-xo-lass": "^1.0.3",
     "eslint-plugin-react": "^7.11.1",