save tests

Software/MainBoard/rust/src/hal/esp.rs

@@ -563,7 +563,7 @@ impl Esp<'_> {
         match self.savegame.load_slot(idx)? {
             None => bail!("Slot {idx} is empty or invalid"),
             Some(data) => {
-                Ok(String::from_utf8_lossy(&*data).to_string())
+                Ok(String::from_utf8_lossy(&data).to_string())
             }
         }
     }