fix(deps): update dependency eslint to v9

Author: renovate[bot]

package.json

@@ -78,7 +78,7 @@
     "css-loader": "^7.0.0",
     "enzyme": "^3.11.0",
     "enzyme-adapter-react-16": "^1.15.6",
-    "eslint": "^8.0.0",
+    "eslint": "^9.0.0",
     "eslint-config-mitodl": "2.1.0",
     "eslint-config-prettier": "^10.0.0",
     "eslint-plugin-jest": "^28.0.0",