Change message macro for configure selection

AC_MSG_RESULT is to print result after AC_MSG_CHECKING.
AC_MSG_NOTICE is to deliver message to user.
So use AC_MSG_NOTICE for --with options.

Remove overquoting too.

https://github.com/krb5/krb5/commit/3db9bdef99ecec12a1ec3477e817381ddefc327f
Author: Gilles Espinasse <g.esp@free.fr>
Committer: Greg Hudson <ghudson@mit.edu>
Commit: 3db9bdef99ecec12a1ec3477e817381ddefc327f
Branch: master
 src/configure.in |   10 +++++-----
 1 files changed, 5 insertions(+), 5 deletions(-)