chore(deps): update dependency eslint to v7.20.0

Author: renovate-bot

package-lock.json

@@ -42,7 +42,7 @@
     "babel-eslint": "10.1.0",
     "babel-jest": "26.6.3",
     "babel-polyfill": "6.26.0",
-    "eslint": "7.19.0",
+    "eslint": "7.20.0",
     "eslint-config-prettier": "6.15.0",
     "eslint-plugin-prettier": "3.3.1",
     "eslint-plugin-react": "7.22.0",