make comments more verbose

src/tracker/call_track.rs

@@ -77,7 +77,7 @@ pub async fn call_track(
 		};
 
 		if storage.state_changes.last().map(|change| change.value != slot.value).unwrap_or(true) {
-			println!("New storage slot value at block {}: {:?}", slot.block_number, &slot.value);
+			println!("New call value at block {}: {:?}", slot.block_number, &slot.value);
 			storage.state_changes.push(slot);
 		}