repl: Set GET_ALL_GROUP_MEMBERSHIP flag in the drepl server

repl: Set GET_ALL_GROUP_MEMBERSHIP flag in the drepl server

Although we do not currently support this in the server, this will cause
data loss against a Windows DC unless we set this flag as per the docs.
This flag is required for the RODC.

Signed-off-by: Garming Sam <garming@catalyst.net.nz>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Autobuild-User(master): Garming Sam <garming@samba.org>
Autobuild-Date(master): Thu Jun 15 05:31:59 CEST 2017 on sn-devel-144