Streamlined Management of EKS Cluster Authentication

Overview:
This initial release marks the debut of the Terraform module for managing authentication configurations within Amazon EKS clusters. The module streamlines the process of updating the aws-auth ConfigMap, facilitating smoother integration of IAM roles and users.

Key Features:

Data Lookup: Fetches essential information about the EKS cluster and its authentication details using Terraform data sources.
Provider Configuration: Sets up the Kubernetes provider with necessary configurations, including host, cluster CA certificate, and token.
Update aws-auth ConfigMap: Automates the updating process of the aws-auth ConfigMap, ensuring smooth integration of new roles, accounts, and users.