aws-node-termination-handler in current repository is outdated

[vponoikoait]

Describe the bug
A concise description of what the bug is.

Steps to reproduce
https://github.com/aws/aws-node-termination-handler is present with the 1.21 version of helm chart included

https://github.com/aws/aws-node-termination-handler/tree/main/config/helm/aws-node-termination-handler
Please, consider to highlight that current version present at https://github.com/aws/eks-charts/tree/master/stable/aws-node-termination-handler will no longer receive support and provide pointer within the README there to the up to date version at https://github.com/aws/aws-node-termination-handler/tree/main/config/helm/aws-node-termination-handler

Currently, in repository root both repositories are mentioned

Expected outcome
Provides information on the fact that version in current repository is no longer supporter or may be outdated
Provides link to up to date repository https://github.com/aws/aws-node-termination-handler/tree/main/config/helm/aws-node-termination-handler

Environment

• Chart name: aws-node-termination-handler
• Chart version: 1.19.0
• Kubernetes version:
• Using EKS (yes/no), if so version?

Additional Context: