Trim Set Predictor Output

src/predictors/basic_set.rs

@@ -73,7 +73,7 @@ impl Predictor for SetPredictor {
             let query_prefix = query.rsplit_once(' ').map_or("", |(head, _)| head).to_string();
             let predictions: Vec<String> = top_words
                 .into_iter()
-                .map(|(word, _)| format!("\"{} {}\"", query_prefix, word))
+                .map(|(word, _)| format!("\"{}\"", format!("{} {}",query_prefix, word).trim()))
                 .collect();
             return format!("[\"{}\",[{}]]", query, predictions.join(","));
         }