text: Title: Automated cherry pick of #101084: Updating EndpointSlice validation to match Endpoints
  Body: Cherry pick of #101084 on release-1.18.
  
  #101084: Updating EndpointSlice validation to match Endpoints
  
  For details on the cherry pick process, see the [cherry pick requests](https://git.k8s.io/community/contributors/devel/sig-release/cherry-picks.md) page.