Check if issuer DN is updated after external-ca > self-signed
This test checks if issuer DN is updated properly after CA is
renewed back from external-ca to self-signed
related ticket : https://pagure.io/freeipa/issue/7762
Signed-off-by: Mohammad Rizwan Yusuf <myusuf@redhat.com>
Reviewed-By: Florence Blanc-Renaud <frenaud@redhat.com>