use the sync id for the scheduled sync worker task

this way, multiple sync jobs with the same local store, can get scheduled

Signed-off-by: Dominik Csapak <d.csapak@proxmox.com>

src/bin/proxmox-backup-proxy.rs

@@ -558,7 +558,7 @@ async fn schedule_datastore_sync_jobs() {
 
         if let Err(err) = WorkerTask::spawn(
             worker_type,
-            Some(job_config.store.clone()),
+            Some(job_id.clone()),
             &username.clone(),
             false,
             move |worker| async move {