fix: add fix to prevent timing issue around KMS auth policy (#199)

Author: ocofaigh

main.tf

@@ -34,7 +34,7 @@ data "ibm_resource_instance" "sm_instance" {
 # Create Secrets Manager Instance
 resource "ibm_resource_instance" "secrets_manager_instance" {
   count             = var.existing_sm_instance_crn == null ? 1 : 0
-  depends_on        = [ibm_iam_authorization_policy.kms_policy]
+  depends_on        = [time_sleep.wait_for_authorization_policy]
   name              = var.secrets_manager_name
   service           = "secrets-manager"
   plan              = var.sm_service_plan