On-prem RWX storage for EKS-A

**What would you like to be added**:

- RWX storage for our EKS Anywhere cluster using Bottlerocket
- related issue links,

https://github.com/bottlerocket-os/bottlerocket/issues/2570
https://github.com/bottlerocket-os/bottlerocket/issues/2669
https://github.com/bottlerocket-os/bottlerocket/issues/1225

**Why is this needed**:

There is no mechanism today to provision RWX storage in Bottlerocket based EKS Anywhere using on-premesis storage.

Having nfs-utils installed is a common requirement for other CSI drivers from HPE, VAST, etc. Also the native Kubernetes NFS volume mount feature requires nfs-utils.

Start by reviewing the three linked Bottlerocket issues and the current EKS Anywhere storage behavior described in this request. Done means establishing RWX storage for Bottlerocket-based, on-premises EKS Anywhere clusters, including the nfs-utils requirement for NFS and external CSI drivers.

Written by the indexing model from the issue text.