krb5 commit: Fix doc build

[Greg Hudson]

https://github.com/krb5/krb5/commit/7ae4e8882458336fbe50d0e722ec9d5e3e338c63
commit 7ae4e8882458336fbe50d0e722ec9d5e3e338c63
Author: Greg Hudson <ghudson at mit.edu>
Date:   Thu Sep 12 12:05:45 2019 -0400

    Fix doc build
    
    Commit c426ef2ca2ba45dbf96f5380cf7d153ec0679424 added
    KRB5_PADATA_PAC_OPTIONS to krb5.hin, but did not put it in an API
    index, causing a documentation build failure.  Add it now.
    
    ticket: 8479

 doc/appdev/refs/macros/index.rst |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/doc/appdev/refs/macros/index.rst b/doc/appdev/refs/macros/index.rst
index 534795d..68debe7 100644
--- a/doc/appdev/refs/macros/index.rst
+++ b/doc/appdev/refs/macros/index.rst
@@ -261,6 +261,7 @@ Public
    KRB5_PADATA_OTP_CHALLENGE.rst
    KRB5_PADATA_OTP_PIN_CHANGE.rst
    KRB5_PADATA_OTP_REQUEST.rst
+   KRB5_PADATA_PAC_OPTIONS.rst
    KRB5_PADATA_PAC_REQUEST.rst
    KRB5_PADATA_PKINIT_KX.rst
    KRB5_PADATA_PK_AS_REP.rst