docs: new list resource for storage cmk

Author: toddgiguere

website/docs/list-resources/storage_account_customer_managed_key.html.markdown

@@ -0,0 +1,41 @@
+---
+subcategory: "Storage"
+layout: "azurerm"
+page_title: "Azure Resource Manager: azurerm_storage_account_customer_managed_key"
+description: |-
+  Lists Storage Account Customer Managed Keys used for encryption.
+---
+
+# List resource: azurerm_storage_account_customer_managed_key
+
+Lists Storage Account Customer Managed Keys used for encryption.
+
+## Example Usage
+
+### List all Storage Account Customer Managed Keys in the subscription
+
+```hcl
+list "azurerm_storage_account_customer_managed_key" "example" {
+  provider = azurerm
+  config {}
+}
+```
+
+### List all Storage Account Customer Managed Keys in a specific resource group
+
+```hcl
+list "azurerm_storage_account_customer_managed_key" "example" {
+  provider = azurerm
+  config {
+    resource_group_name = "example-rg"
+  }
+}
+```
+
+## Argument Reference
+
+This list resource supports the following attributes:
+
+* `resource_group_name` - (Optional) The name of the resource group to query.
+
+* `subscription_id` - (Optional) The Subscription ID to query. Defaults to the value specified in the Provider Configuration.