feat: Add support for EKS Auto Mode and EKS Hybrid nodes (#3225)

* feat: Add support for EKS hybrid nodes

* feat: Add support for EKS Auto Mode

* chore: Update test directory names

* chore: Clean up examples and tests

* fix: Clean up and last minute changes for GA

* chore: Formatting

* chore: Bump min required version for new features

* fix: Corrects from test/validation on existing clusters

* feat: Add policy for custom tags on EKS Auto Mode, validate examples

* chore: Expand on `CAM` acronym

* chore: Update README to match examples

examples/eks-auto-mode/main.tf

@@ -0,0 +1,86 @@
+provider "aws" {
+  region = local.region
+}
+
+data "aws_availability_zones" "available" {
+  # Exclude local zones
+  filter {
+    name   = "opt-in-status"
+    values = ["opt-in-not-required"]
+  }
+}
+
+locals {
+  name            = "ex-${basename(path.cwd)}"
+  cluster_version = "1.31"
+  region          = "us-west-2"
+
+  vpc_cidr = "10.0.0.0/16"
+  azs      = slice(data.aws_availability_zones.available.names, 0, 3)
+
+  tags = {
+    Test       = local.name
+    GithubRepo = "terraform-aws-eks"
+    GithubOrg  = "terraform-aws-modules"
+  }
+}
+
+################################################################################
+# EKS Module
+################################################################################
+
+module "eks" {
+  source = "../.."
+
+  cluster_name                   = local.name
+  cluster_version                = local.cluster_version
+  cluster_endpoint_public_access = true
+
+  enable_cluster_creator_admin_permissions = true
+
+  cluster_compute_config = {
+    enabled    = true
+    node_pools = ["general-purpose"]
+  }
+
+  vpc_id     = module.vpc.vpc_id
+  subnet_ids = module.vpc.private_subnets
+
+  tags = local.tags
+}
+
+module "disabled_eks" {
+  source = "../.."
+
+  create = false
+}
+
+################################################################################
+# Supporting Resources
+################################################################################
+
+module "vpc" {
+  source  = "terraform-aws-modules/vpc/aws"
+  version = "~> 5.0"
+
+  name = local.name
+  cidr = local.vpc_cidr
+
+  azs             = local.azs
+  private_subnets = [for k, v in local.azs : cidrsubnet(local.vpc_cidr, 4, k)]
+  public_subnets  = [for k, v in local.azs : cidrsubnet(local.vpc_cidr, 8, k + 48)]
+  intra_subnets   = [for k, v in local.azs : cidrsubnet(local.vpc_cidr, 8, k + 52)]
+
+  enable_nat_gateway = true
+  single_nat_gateway = true
+
+  public_subnet_tags = {
+    "kubernetes.io/role/elb" = 1
+  }
+
+  private_subnet_tags = {
+    "kubernetes.io/role/internal-elb" = 1
+  }
+
+  tags = local.tags
+}