chore(deps): update dependency eslint to v7.4.0

Author: renovate-bot

package-lock.json

@@ -46,7 +46,7 @@
     "babel-jest": "26.1.0",
     "babel-polyfill": "6.26.0",
     "coveralls": "3.0.9",
-    "eslint": "7.3.1",
+    "eslint": "7.4.0",
     "eslint-config-prettier": "6.11.0",
     "eslint-plugin-prettier": "3.1.4",
     "eslint-plugin-react": "7.20.3",