Missing values in CRDs interferes with ArgoCD sync

To explain this issue better, I'll give you an example.

The CRD of `chaosengines.litmuschaos.io` (for example) is missing everywhere `allowEmptyValue: false`, and ArgoCD goes in constant reconciliations. Could you please add this value explicitly to the CRDs?

Ref: https://github.com/argoproj/argo-cd/discussions/16757