Update package.json to add missing dependency

Author: lberge17

package.json

@@ -13,6 +13,7 @@
     "@eslint/js": "^9.8.0",
     "eslint": "^9.8.0",
     "globals": "^15.8.0",
-    "jest": "^29.7.0"
+    "jest": "^29.7.0",
+    "jest-environment-jsdom": "^29.7.0"
   }
 }