[CI] fix run_scheduled_sanitizer.py script with timeout
Pure CI change.
Value needs to be passed as a string, not as integer.
WARNING! Gitlab maintenance operation scheduled for Saturday, 27 September 2025, from 07:00 AM to 4:00 PM GMT (09:00 AM to 6:00 PM CEST)
Pure CI change.
Value needs to be passed as a string, not as integer.