Updated CHANGELOG.md

Author: rawmind0

CHANGELOG.md

@@ -1,10 +1,16 @@
-## 1.20.0 (Unreleased)
+## 1.20.0 (September 17, 2021)
 
 FEATURES:
 
 * **New Argument:** `rancher2_cluster.aks_config_v2` - (Optional) The Azure AKS v2 configuration for creating/import `aks` Clusters. Conflicts with `aks_config`, `eks_config`, `eks_config_v2`, `gke_config`, `gke_config_v2`, `oke_config` `k3s_config` and `rke_config`. Just for Rancher v2.6.0 and above (list maxitems:1)
 * **New Argument:** `rancher2_cloud_credential.azure_credential_config.environment` - (Optional/Computed) Azure environment (e.g. AzurePublicCloud, AzureChinaCloud) (string)
 * **New Argument:** `rancher2_cloud_credential.azure_credential_config.tenant_id` - (Optional/Computed) Azure Tenant ID (string)
+* **New Attribute:** `rancher2_cluster.cluster_registration_token.insecure_node_command` - (Computed) Insecure node command to execute in a imported k8s cluster (string)
+* **New Attribute:** `rancher2_cluster.cluster_registration_token.insecure_windows_node_command` - (Computed) Insecure windows command to execute in a imported k8s cluster (string)
+* **New Attribute:** `rancher2_cloud_credential.amazonec2_credential_config.default_region` - (Optional) AWS default region (string)
+* **New Resource:** `rancher2_machine_config_v2` - Provides a Rancher v2 Machine config v2 resource. Available as tech preview at Rancher v2.6.0 and above.
+* **New Resource:** `rancher2_cluster_v2` - Provides Rancher cluster v2 resource to manage RKE2 and K3S cluster. Available as tech preview at Rancher v2.6.0 and above.
+* **New Data Source:** `rancher2_cluster_v2` - Provides Rancher cluster v2 resource to manage RKE2 and K3S cluster. Available at Rancher v2.6.0 and above.
 
 ENHANCEMENTS:
 
@@ -13,6 +19,7 @@ ENHANCEMENTS:
 * Updated `rancher2_cluster.gke_config_v2` schema to support rancher v2.6.0 https://github.com/rancher/gke-operator/pull/49
 * Updated `rancher2_cluster.eks_config_v2` schema to support rancher v2.6.0 https://github.com/rancher/eks-operator/pull/38
 * Updated `rancher2_cluster.gke_config_v2` schema to support rancher v2.6.0 https://github.com/rancher/rancher/issues/34291
+* Updated docs, adding note to use `rancher2_bootstrap` resource on Rancher v2.6.0 and above
 
 BUG FIXES: