[dev] Update dependency eslint to v7.8.1 (#41)

Co-authored-by: Renovate Bot <bot@renovateapp.com>

Author: renovate[bot]

package-lock.json

@@ -45,7 +45,7 @@
   "license": "ISC",
   "devDependencies": {
     "babel-eslint": "10.1.0",
-    "eslint": "7.7.0",
+    "eslint": "7.8.1",
     "eslint-config-airbnb": "18.2.0",
     "eslint-config-prettier": "6.11.0",
     "eslint-plugin-import": "2.22.0",