feat: reimplement storage class with hashicorp/kubernetes provider

storage-class.tf

@@ -1,11 +1,8 @@
-resource "kubectl_manifest" "storage_class" {
+resource "kubernetes_storage_class" "storage_class" {
   count      = (var.enabled && var.create_storage_class) ? 1 : 0
-  yaml_body  = <<YAML
-kind: StorageClass
-apiVersion: storage.k8s.io/v1
-metadata:
-  name: ${var.storage_class_name}
-provisioner: efs.csi.aws.com
-YAML
-  depends_on = [helm_release.kubernetes_efs_csi_driver]
-}
+  metadata {
+    name = var.storage_class_name
+  }
+  storage_provisioner = "efs.csi.aws.com"
+  depends_on          = [helm_release.kubernetes_efs_csi_driver]
+}

versions.tf

@@ -5,9 +5,5 @@ terraform {
     aws        = ">= 3.13, < 4.0"
     helm       = ">= 1.0, < 3.0"
     kubernetes = ">= 1.10.0, < 3.0.0"
-    kubectl = {
-      source  = "gavinbunney/kubectl"
-      version = ">= 1.9.4"
-    }
   }
 }