Remove internal notification caller tokens

infra/local/vault/notifications.hcl

@@ -14,10 +14,6 @@ template_config {
 }
 
 
-env_template "SXCHNGE_NOTIFICATIONS_PRODUCT_TOKEN" {
-  contents = "{{ with secret \"kv/data/services/notifications/callers/bff\" }}{{ .Data.data.token }}{{ end }}"
-  error_on_missing_key = true
-}
 
 env_template "SXCHNGE_NATS_URL" {
   contents = "{{ with secret \"kv/data/infrastructure/nats/auth\" }}nats://{{ .Data.data.token }}@nats:4222{{ end }}"