fix lints

src/pomodoro.rs

@@ -100,17 +100,17 @@ impl Pomodoro {
                 if !self.paused {
                     self.remaining = self.remaining.saturating_sub(ONE_SECOND);
                 }
-                return Ok(false);
+                Ok(false)
             },
             message = self.receiver.recv() => {
                 if let Ok(m) = message{
                     match m {
                         Message::Quit => {
-                            return Ok(true);
+                            Ok(true)
                         },
                         Message::TogglePause => {
                             self.toggle_pause();
-                            return Ok(false);
+                            Ok(false)
                         }
                     }
                 } else {