d87163c ipa-server-upgrade: do not add untracked certs to the request list

Authored and Committed by frenaud 6 years ago
    ipa-server-upgrade: do not add untracked certs to the request list
    
    If LDAP or HTTP Server Cert are not issued by ipa ca, they are not tracked.
    In this case, it is not necessary to add them to the tracking requests list.
    
    https://pagure.io/freeipa/issue/7151
    
    Reviewed-By: Rob Crittenden <rcritten@redhat.com>