Fix a bunch of warnings

drivers/input/ps2d/src/controller.rs

@@ -249,7 +249,7 @@ impl Ps2 {
                     warn!("keyboard incorrect result of set command: {command:?} {res:02X}");
                     return Ok(res);
                 }
-                x.write(data);
+                x.write(data)?;
                 x.read()
             },
         )

drivers/input/ps2d/src/state.rs

@@ -1,5 +1,5 @@
 use inputd::ProducerHandle;
-use log::{error, info, warn};
+use log::{error, warn};
 use orbclient::{ButtonEvent, KeyEvent, MouseEvent, MouseRelativeEvent, ScrollEvent};
 use std::{
     convert::TryInto,