Parse "ktadd -norandkey" in remote kadmin client

The remote kadmin client would not parse the "-norandkey" option to
the ktadd subcommand, terminating option parsing and possibly causing
options to be interpreted as principal names.

(cherry picked from commit 13e9694b17945d43d0cfc203b2645204f2d87086)

https://github.com/krb5/krb5/commit/590e8da448d038c26b1b30019800f6cef1d40a72
Author: Tom Yu <tlyu@mit.edu>
Commit: 590e8da448d038c26b1b30019800f6cef1d40a72
Branch: krb5-1.12
 src/kadmin/cli/keytab.c |   12 +++++-------
 1 files changed, 5 insertions(+), 7 deletions(-)