Untabify kerberos.schema and kerberos.ldif

Tabs are not equivalent to spaces in LDIF.

(cherry picked from commit dd2baa849b00fa1f26d722450f22f13e34e71af4)

https://github.com/krb5/krb5/commit/90bf6a5c36b7e82be65dd296a93d0e0cb9a2697b
Author: Greg Hudson <ghudson@mit.edu>
Committer: Tom Yu <tlyu@mit.edu>
Commit: 90bf6a5c36b7e82be65dd296a93d0e0cb9a2697b
Branch: krb5-1.12
 src/plugins/kdb/ldap/libkdb_ldap/kerberos.ldif   |   12 +++++-----
 src/plugins/kdb/ldap/libkdb_ldap/kerberos.schema |   24 +++++++++++-----------
 2 files changed, 18 insertions(+), 18 deletions(-)