update to eslint 9

Author: dynst

package.json

@@ -67,7 +67,7 @@
     "cookie-parser": "1.4.7",
     "cookie-session": "2.1.1",
     "ejs": "^3.1.10",
-    "eslint": "^8.57.0",
+    "eslint": "9.39.1",
     "express-session": "^1.18.1",
     "hbs": "4.2.0",
     "marked": "^15.0.3",