CU-8698jzjj3: fix prev merge

Author: Tom Searle

medcat-v1/medcat/ner/transformers_ner.py

@@ -178,7 +178,7 @@ def train(self,
               dataset=None,
               meta_requirements=None,
               train_json_path: str=None,
-              test_json_path: str=None) -> Tuple:
+              test_json_path: str=None,
               trainer_callbacks: Optional[List[Callable[[Trainer], TrainerCallback]]] = None) -> Tuple:
         """Train or continue training a model give a json_path containing a MedCATtrainer export. It will
         continue training if an existing model is loaded or start new training if the model is blank/new.