allow several k8s SA to take an app policy

hashicorp-vault/iac/main.tf

@@ -79,5 +79,7 @@ module "app_policies" {
   for_each     = { for app in var.applications : app.name => app }
   name         = each.value.name
   policies     = each.value.policies
+  service_account_names = each.value.service_account_names
+  service_account_namespaces =  each.value.service_account_namespaces
   gitea_app_id = var.gitea_app_id
 }