Update dependency eslint to v9

Author: renovate[bot]

package.json

@@ -24,7 +24,7 @@
     "doctoc": "2.2.1",
     "dotenv": "14.3.2",
     "env-var": "7.5.0",
-    "eslint": "7.32.0",
+    "eslint": "9.29.0",
     "eslint-config-standard": "16.0.3",
     "eslint-plugin-import": "2.31.0",
     "eslint-plugin-node": "11.1.0",