Ticket 50056 - Fix CLI/UI bugs
    
    Description:  Fix several issues discovered during QE testing
    
    https://bugzilla.redhat.com/show_bug.cgi?id=1654101 - dscreate issues
    https://bugzilla.redhat.com/show_bug.cgi?id=1654585 - dsidm sys ext error
    https://bugzilla.redhat.com/show_bug.cgi?id=1654105 - dsconf related issues
    https://bugzilla.redhat.com/show_bug.cgi?id=1654116 - dsctl remove "confirm with "Yes"
    https://bugzilla.redhat.com/show_bug.cgi?id=1654134 - backups fixed
    https://bugzilla.redhat.com/show_bug.cgi?id=1654451 - dscreate permissions and selinux issues
    https://bugzilla.redhat.com/show_bug.cgi?id=1654566 - dbtasks no attr _instance
    https://bugzilla.redhat.com/show_bug.cgi?id=1631461 - selinux reserved ports
    https://bugzilla.redhat.com/show_bug.cgi?id=1654518 - issues with selinux ports
    https://bugzilla.redhat.com/show_bug.cgi?id=1654581 - dsidm sys ext error
    https://bugzilla.redhat.com/show_bug.cgi?id=1654577 - check if backup already exists
    https://bugzilla.redhat.com/show_bug.cgi?id=1654693 - add password option for dsconf tools
    https://pagure.io/389-ds-base/issue/50056 - dscreate defaults for instance name
    
    https://pagure.io/389-ds-base/issue/50056
    
    Reviewed by: spichugi(Thanks!)