chore: downgraded eslint dev depen (#269)

Author: Chrilleweb

package.json

@@ -77,7 +77,7 @@
     "@typescript-eslint/eslint-plugin": "^8.53.1",
     "@typescript-eslint/parser": "^8.53.1",
     "@vitest/coverage-v8": "4.0.18",
-    "eslint": "^10.0.0",
+    "eslint": "^9.39.2",
     "prettier": "^3.8.0",
     "release-it": "^19.2.4",
     "typescript": "^5.9.3",