fix:change in count condition (#4)

outputs.tf

@@ -1,24 +1,24 @@
 output "sentinel_id" {
-  value       = join("", azurerm_sentinel_log_analytics_workspace_onboarding.main.*.id)
+  value       = try(azurerm_sentinel_log_analytics_workspace_onboarding.main[0].id, null)
   description = "The ID of the Security Insights Sentinel Onboarding States."
 }
 output "iot_id" {
-  value       = join("", azurerm_sentinel_data_connector_iot.main.*.id)
+  value       = try(azurerm_sentinel_data_connector_iot.main[0].id, null)
   description = "The ID of the Iot Data Connector."
 }
 output "security_center_id" {
-  value       = join("", azurerm_sentinel_data_connector_azure_security_center.main.*.id)
+  value       = try(azurerm_sentinel_data_connector_azure_security_center.main[0].id, null)
   description = "The ID of the Azure Security Center Data Connector."
 }
 output "dtc_ad_id" {
-  value       = join("", azurerm_sentinel_data_connector_azure_active_directory.main.*.id)
+  value       = try(azurerm_sentinel_data_connector_azure_active_directory.main[0].id, null)
   description = " The ID of the Azure Active Directory Data Connector."
 }
 output "dtc_threat_protection_id" {
-  value       = join("", azurerm_sentinel_data_connector_azure_advanced_threat_protection.main.*.id)
+  value       = try(azurerm_sentinel_data_connector_azure_advanced_threat_protection.main[0].id, null)
   description = "The ID of the Azure Advanced Threat Protection Data Connector."
 }
 output "dtc_ms_cloud_app_security_id" {
-  value       = join("", azurerm_sentinel_data_connector_microsoft_cloud_app_security.main.*.id)
+  value       = try(azurerm_sentinel_data_connector_microsoft_cloud_app_security.main[0].id, null)
   description = "The ID of the Microsoft Cloud App Security Data Connector."
 }