Error with string parsing for brainit_storage.py

[tabedzki]

Describe the bug

braininit_storage on 01-Apr-2024 03:00:08
message : error while executing braininit_storage alert code
error_exception : Traceback (most recent call last):
 File "/home/[email protected]/Datajoint_projs/U19-pipeline_python/u19_pipeline/alert_system/main_alert_system.py", line 32, in main_alert_system
   alert_df = my_alert_module.main()
 File "/home/[email protected]/Datajoint_projs/U19-pipeline_python/u19_pipeline/alert_system/custom_alerts/braininit_storage.py", line 25, in main
   storage_left_kb = int(storage_left)
ValueError: invalid literal for int() with base 10: ''

To Reproduce
Steps to reproduce the behavior:

1. Wait for the day to pass (3 AM)

Expected behavior
No message to produce