### Search before asking - [x] I searched the [issues](https://github.com/ray-project/kuberay/issues) and found no similar issues. ### KubeRay Component kubectl-plugin ### What happened + What you expected to happen For `kubectl ray create cluster` command, the `cpu` in config file works, but the `memory: 4Gi` in resource request and resource limit disappeared.  `kubectl-plugin/config/samples/create-cluster.sample.yaml` ```yaml worker-groups: - cpu: 3 ``` ### Reproduction script See the screenshot above. ### Anything else Related to https://github.com/ray-project/kuberay/pull/3225 ### Are you willing to submit a PR? - [ ] Yes I am willing to submit a PR!