prepare Outputs type

src/navigation/state.rs

@@ -24,16 +24,16 @@ impl NavigationState {
         match &self.screens.len() {
             0 => {
                 log::info!("No screens to go back to");
-                return self.screens.last().unwrap();
+                self.screens.last().unwrap()
             }
             1 => {
                 log::info!("Only one screen on stack, cannot go back");
-                return self.screens.last().unwrap();
+                self.screens.last().unwrap()
             }
             _ => {
                 log::info!("Going back to previous screen");
                 self.screens.pop();
-                return self.screens.last().unwrap();
+                self.screens.last().unwrap()
             }
         }
     }