resolve problem pointed out in review

application/src/tira_app/data/HybridDatabase.py

@@ -4,6 +4,7 @@
 import os
 import zipfile
 from datetime import datetime as dt
+from json.decoder import JSONDecodeError
 from pathlib import Path
 from typing import Any, Optional
 
@@ -328,7 +329,7 @@ def _dataset_to_dict(self, dataset):
         try:
             dataset_format = json.loads(dataset.format)
             dataset_format = [i for i in dataset_format if i in SUPPORTED_FORMATS]
-        except:
+        except JSONDecodeError:
             pass
 
         return {