fix: incorrect usage of traceback.format_exc function

Exception was passed to traceback.format_exc which is incorrect and it caused `TypeError: '>=' not supported between instances of 'HTTPError' and 'int'` error.

Author: artemrys

solnlib/modular_input/checkpointer.py

@@ -229,7 +229,7 @@ def get(self, key):
             record = self._collection_data.query_by_id(key)
         except binding.HTTPError as e:
             if e.status != 404:
-                logging.error("Get checkpoint failed: %s.", traceback.format_exc(e))
+                logging.error("Get checkpoint failed: %s.", traceback.format_exc())
                 raise
 
             return None
@@ -242,7 +242,7 @@ def delete(self, key):
             self._collection_data.delete_by_id(key)
         except binding.HTTPError as e:
             if e.status != 404:
-                logging.error("Delete checkpoint failed: %s.", traceback.format_exc(e))
+                logging.error("Delete checkpoint failed: %s.", traceback.format_exc())
                 raise