Add aes-sha2 to permitted_enctypes and aes family

Add the new aes-sha2 enctypes to the default value of
permitted_enctype, and to the enctypes implied by the "aes" family
when parsing enctype lists.

https://github.com/krb5/krb5/commit/d1ec317288278d10ae34fde9b2414e4fca5c52dd
Author: Greg Hudson <ghudson@mit.edu>
Commit: d1ec317288278d10ae34fde9b2414e4fca5c52dd
Branch: master
 src/lib/krb5/krb/init_ctx.c |    3 +++
 src/lib/krb5/krb/t_etypes.c |   15 +++++++++++----
 2 files changed, 14 insertions(+), 4 deletions(-)