Bump eslint from 8.57.0 to 9.9.1

Bumps [eslint](https://github.com/eslint/eslint) from 8.57.0 to 9.9.1.
- [Release notes](https://github.com/eslint/eslint/releases)
- [Changelog](https://github.com/eslint/eslint/blob/main/CHANGELOG.md)
- [Commits](eslint/eslint@v8.57.0...v9.9.1)

---
updated-dependencies:
- dependency-name: eslint
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

addon/package.json

@@ -73,7 +73,7 @@
     "concurrently": "^8.2.2",
     "documentation": "^14.0.3",
     "ember-source": "^5.11.0",
-    "eslint": "^8.56.0",
+    "eslint": "^9.9.1",
     "eslint-config-prettier": "^9.1.0",
     "eslint-plugin-ember": "^12.2.0",
     "eslint-plugin-import": "^2.29.1",

test-app/package.json

@@ -57,7 +57,7 @@
     "ember-source-channel-url": "^3.0.0",
     "ember-template-lint": "^5.7.2",
     "ember-try": "^3.0.0",
-    "eslint": "^8.37.0",
+    "eslint": "^9.9.1",
     "eslint-config-prettier": "^8.8.0",
     "eslint-plugin-ember": "^12.2.0",
     "eslint-plugin-n": "^17.10.2",