don't hardcode args to testServicePrincipal
don't hardcode args to testServicePrincipal

makes the test work outside of apple

git-svn-id: 1c032ccab86ccfbd91a527b68be6efa4b7c92a66@3006 e27351fd-9f3e-4f54-a53b-843176b1656c

RavuAlHemio/python-kerberos,RavuAlHemio/python-kerberos,RavuAlHemio/python-kerberos