downgrade win manager, new one introduce api-ms-win-shcore-scaling-l1-1-1.dll, and seems slow

src/ui_session_interface.rs

@@ -7,7 +7,7 @@ use std::{
         atomic::{AtomicUsize, Ordering},
         Arc, Mutex, RwLock,
     },
-    time::{Duration, SystemTime},
+    time::SystemTime,
 };
 
 use async_trait::async_trait;