Upgrade to eslint v9

package.json

@@ -7,14 +7,15 @@
   "bugs": {
     "url": "https://github.com/mozilla/multi-account-containers/issues"
   },
-  "dependencies": {},
   "devDependencies": {
+    "@eslint/js": "^9.36.0",
     "addons-linter": "^5.28.0",
     "ajv": "^6.6.3",
     "chai": "^4.2.0",
-    "eslint": "^7.32.0",
-    "eslint-plugin-no-unsanitized": "^4.0.0",
-    "eslint-plugin-promise": "^5.2.0",
+    "eslint": "^9.36.0",
+    "eslint-plugin-no-unsanitized": "^4.1.4",
+    "eslint-plugin-promise": "^7.2.1",
+    "globals": "^16.4.0",
     "htmllint-cli": "0.0.7",
     "json": ">=10.0.0",
     "mocha": "^10.1.0",