chore: Fix ESlint config after recent update

Author: medikoo

package.json

@@ -10,7 +10,7 @@
   "author": "serverless.com",
   "repository": "serverless/eslint-config",
   "eslintConfig": {
-    "extends": "./node.js",
+    "extends": "./node",
     "root": true
   },
   "standard-version": {