Update dependency eslint to v7.28.0

Author: renovate-bot

package-lock.json

@@ -20,7 +20,7 @@
   "devDependencies": {
     "@ijsto/eslint-config": "3.0.1",
     "babel-eslint": "10.1.0",
-    "eslint": "7.25.0",
+    "eslint": "7.28.0",
     "eslint-config-airbnb": "18.2.1",
     "eslint-config-prettier": "8.3.0",
     "eslint-plugin-html": "6.1.2",