ipatests: Tests for ipahealthcheck tool with IPA external
    
    This testsuite checks whether the healthcheck tool reports
    correct status in a scenario when IPA server is setup with
    external self-signed CA. Below are the checks covered
    
    IPACRLManagerCheck
    IPACertmongerCA
    IPAOpenSSLChainValidation
    IPANSSChainValidation
    IPARAAgent
    
    Reviewed-By: Rob Crittenden <rcritten@redhat.com>
    Reviewed-By: Florence Blanc-Renaud <flo@redhat.com>
    Reviewed-By: Mohammad Rizwan <myusuf@redhat.com>
    Reviewed-By: Rob Crittenden <rcritten@redhat.com>
    Reviewed-By: Florence Blanc-Renaud <frenaud@redhat.com>
    Reviewed-By: Mohammad Rizwan <myusuf@redhat.com>