typo fix

rowers/tasks.py

@@ -4086,7 +4086,7 @@ def handle_split_workout_by_intervals(id, debug=False, **kwargs):
     interval_i = 1
     for data in new_rowdata:
         filename = 'media/{code}.csv'.format(
-         code = uuid4()   .hex[:16]
+         code = uuid4().hex[:16]
         )
 
         data.write_csv(filename)