update tests

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

tests/worker-task-abort.rs

@@ -39,7 +39,7 @@ fn worker_task_abort() -> Result<(), Error> {
     let errmsg: Arc<Mutex<Option<String>>> = Arc::new(Mutex::new(None));
     let errmsg1 = errmsg.clone();
 
-    let rt = tokio::runtime::Runtime::new().unwrap();
+    let mut rt = tokio::runtime::Runtime::new().unwrap();
     rt.block_on(async move {
 
         let init_result: Result<(), Error> = try_block!({
@@ -80,7 +80,6 @@ fn worker_task_abort() -> Result<(), Error> {
             }
         }
     });
-    rt.shutdown_on_idle();
 
     let data = errmsg.lock().unwrap();
     match *data {