updating outputs for private endpoint

Author: kumarvna

output.tf

@@ -25,3 +25,23 @@ output "Key_vault_references" {
     v.name => format("@Microsoft.KeyVault(SecretUri=%s)", v.id)
   }
 }
+
+output "key_vault_private_endpoint" {
+  description = "The ID of the Key Vault Private Endpoint"
+  value       = var.enable_private_endpoint ? element(concat(azurerm_private_endpoint.pep1.*.id, [""]), 0) : null
+}
+
+output "key_vault_private_dns_zone_domain" {
+  description = "DNS zone name for Key Vault Private endpoints dns name records"
+  value       = var.existing_private_dns_zone == null && var.enable_private_endpoint ? element(concat(azurerm_private_dns_zone.dnszone1.*.name, [""]), 0) : var.existing_private_dns_zone
+}
+
+output "key_vault_private_endpoint_ip_addresses" {
+  description = "Key Vault private endpoint IPv4 Addresses"
+  value       = var.enable_private_endpoint ? flatten(azurerm_private_endpoint.pep1.0.custom_dns_configs.*.ip_addresses) : null
+}
+
+output "key_vault_private_endpoint_fqdn" {
+  description = "Key Vault private endpoint FQDN Addresses"
+  value       = var.enable_private_endpoint ? flatten(azurerm_private_endpoint.pep1.0.custom_dns_configs.*.fqdn) : null
+}