pull up r24601 from trunk

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 r24601 | ghudson | 2011-01-21 00:00:53 -0500 (Fri, 21 Jan 2011) | 8 lines

 ticket: 6849
 subject: Fix edge case in LDAP last_admin_unlock processing
 target_version: 1.9.1
 tags: pullup

 In the LDAP KDB module, set appropriate flags when zeroing
 entry->fail_auth_count due to an administrative unlock.

https://github.com/krb5/krb5/commit/11c89079f861c492e1ea11d593edf5354e5ec38b
Commit By: tlyu
Revision: 24609
Changed Files:
U   branches/krb5-1-9/src/plugins/kdb/ldap/libkdb_ldap/lockout.c