Add space confidence to the confidence by ner token

Closes #108 (closed)

dan/predict/prediction.py

@@ -353,8 +353,8 @@ def run(
 
         result["confidences"]["by ner token"] = [
             {
-                "text": f"{text[current: next_token-1]}",
-                "confidence_ner": f"{np.around(np.mean(char_confidences[current : next_token-1]), 2)}",
+                "text": f"{text[current: next_token]}",
+                "confidence_ner": f"{np.around(np.mean(char_confidences[current : next_token]), 2)}",
             }
             for current, next_token in pairwise(index + [0])
         ]