[SSSD] [sssd PR#5484][comment] sudo: do not search by low usn value to improve performance

[abbra]

URL: https://github.com/SSSD/sssd/pull/5484
Title: #5484: sudo: do not search by low usn value to improve performance

abbra commented:
"""
Please fix the commit description: `no we omit`
"""

See the full comment at https://github.com/SSSD/sssd/pull/5484#issuecomment-769835080