feat(GROW-2928): Add an output to capture Lacework integration GUID (#96)

Signed-off-by: Lei Jin <lei.jin@lacework.net>

Author: leijin-lw

README.md

@@ -120,6 +120,7 @@ essentialcontacts.googleapis.com
 
 | Name | Description |
 |------|-------------|
+| <a name="output_lacework_integration_guid"></a> [lacework\_integration\_guid](#output\_lacework\_integration\_guid) | GUID of the created Lacework integration |
 | <a name="output_service_account_name"></a> [service\_account\_name](#output\_service\_account\_name) | The Service Account name |
 | <a name="output_service_account_private_key"></a> [service\_account\_private\_key](#output\_service\_account\_private\_key) | The private key in JSON format, base64 encoded |
 <!-- END_TF_DOCS -->

output.tf

@@ -8,3 +8,8 @@ output "service_account_private_key" {
   description = "The private key in JSON format, base64 encoded"
   sensitive   = true
 }
+
+output "lacework_integration_guid" {
+  value       = lacework_integration_gcp_cfg.default.intg_guid
+  description = "GUID of the created Lacework integration"
+}