move UPID to pbs-api-types, add UPIDExt

pbs-server side related methods are added via the UPIDExt
trait

Signed-off-by: Wolfgang Bumiller <w.bumiller@proxmox.com>

src/api2/node/tasks.rs

@@ -13,7 +13,7 @@ use crate::tools;
 use crate::api2::types::*;
 use crate::api2::pull::check_pull_privs;
 
-use crate::server::{self, UPID, TaskState, TaskListInfoIterator};
+use crate::server::{self, UPID, UPIDExt, TaskState, TaskListInfoIterator};
 use crate::config::acl::{
     PRIV_DATASTORE_MODIFY,
     PRIV_DATASTORE_VERIFY,