[SSSD] [sssd PR#479][comment] MAN: Document that auth and access IPA and AD providers rely on id_provider being set to the same type

[lslebodn]

  URL: https://github.com/SSSD/sssd/pull/479
Title: #479: MAN: Document that auth and access IPA and AD providers rely on id_provider
being set to the same type

lslebodn commented:
"""
master:
* 89ed594e8800fdb288248006e8867a077a57bc6f

sssd-1-14:
* 7a93d0f94855f1574a709b4c930ee99e6e71cb73

sssd-1-13:
* 06dd476f726e484854a85077804720b9a0f6b2da
"""

See the full comment at https://github.com/SSSD/sssd/pull/479#issuecomment-353431385