hplip security, bug fix, and enhancement update

3.26.6-1.3 - fix LEDM scanner regression 3.26.6-1.2 - fix OSH issues 3.26.6-1.1 - Create right dir 3.26.6-1 - RHEL-266547 IMAGE-MODE missing /var/lib/hp on image-mode 3.26.6-1 - Rebase to 3.26.6...