Ticket #47419 - Unhashed userpassword can accidentally get removed from mods
Bug description:
Change made in commit 4305deeaa41ea8703ebb9ea6529790dd609b3060
sets LDAP_MOD_IGNORE to unhashed password in mods once it's
stashed in an entry extenstion. It could be freed any time
once pack_mods is called.
Fix description: This patch stops setting LDAP_MOD_IGNORE to
unhashed password in mods.
https://fedorahosted.org/389/ticket/47419
Reviewed by Nathan (Thank you!!)
(cherry picked from commit cce8d346c308f0852aaf6e74775180cb7d8ccfaa)