Add tests for the ipa cert-remove-hold command.
Scenario 1:
add host entry, request cert, revoke cert with "hold" reason, remove hold
Scenario 2:
call ipa cert-move-hold with a non-existent cert ID and ensure that
the exception mentions 'Certificate ID .. not found'
Related: https://pagure.io/freeipa/issue/8704
Signed-off-by: Florence Blanc-Renaud <flo@redhat.com>
Reviewed-By: Alexander Bokovoy <abokovoy@redhat.com>