remote-viewer: Show authentication dialog again if in kiosk mode and connecting to ovirt
    
    Similar to previous commit 5d9e6d2338cbb680fe761b86e6ca433b1234e6e0, now
    dealing with the case of connecting directly to ovirt:// URIs, which was
    left behind.
    
    Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1459808
    
    Signed-off-by: Eduardo Lima (Etrunko) <etrunko@redhat.com>