[SSSD] [sssd PR#763][comment] sdap: use ldap_pwmodify_mode to change password

[jhrozek]

  URL: https://github.com/SSSD/sssd/pull/763
Title: #763: sdap: use ldap_pwmodify_mode to change password

jhrozek commented:
"""
I'll add Accepted after CI and Coverity finish
"""

See the full comment at https://github.com/SSSD/sssd/pull/763#issuecomment-473853716