Please review: [389 Project] #47770: #481 breaks possibility to reassemble memberuid list

[Noriko Hosoi]

https://fedorahosted.org/389/ticket/47770

https://fedorahosted.org/389/attachment/ticket/47770/0001-Ticket-47770-481-b...

Description: Patch to implement #481 "expand nested posix groups"
  wiped out the code in posix_group_fix_memberuid_callback (posix-
  group-task.c) to add memberuid if the entry is a posix group.
  This patch adds the code back.