Update dependency eslint to v7.22.0

Author: renovate-bot

package-lock.json

@@ -43,7 +43,7 @@
     "babel-eslint": "10.1.0",
     "babel-loader": "8.2.2",
     "cross-env": "7.0.3",
-    "eslint": "7.21.0",
+    "eslint": "7.22.0",
     "eslint-loader": "4.0.2",
     "eslint-plugin-import": "2.22.1",
     "eslint-plugin-node": "11.1.0",