Hide PKI Client database password in log file
    
    This fix masks PKI client database password from showing
    in CA/KRA installer log file
    
    Fixes https://pagure.io/freeipa/issue/6904
    
    Signed-off-by: Abhijeet Kasurde <akasurde@redhat.com>
    Reviewed-By: Stanislav Laznicka <slaznick@redhat.com>