tests/int: Update principal passed to acr

The principal ID accepted by ACR is now a list.

Signed-off-by: Sunny <[email protected]>

Author: darkowlzz

tests/integration/terraform/azure/main.tf

@@ -25,7 +25,7 @@ module "acr" {
 
   name             = local.name
   location         = var.azure_location
-  aks_principal_id = module.aks.principal_id
+  aks_principal_id = [module.aks.principal_id]
   resource_group   = module.aks.resource_group
   tags             = var.tags