Update dependency eslint to v9

Author: renovate[bot]

ember-style-modifier/package.json

@@ -92,7 +92,7 @@
     "babel-plugin-ember-template-compilation": "^2.2.1",
     "concurrently": "^8.2.2",
     "ember-template-lint": "^5.13.0",
-    "eslint": "^8.56.0",
+    "eslint": "^9.0.0",
     "eslint-config-prettier": "^9.1.0",
     "eslint-plugin-ember": "^12.0.0",
     "eslint-plugin-n": "^16.4.0",