This update for suse-xsl-stylesheets fixes the following issues:

- Fix old documentation link to add https protocol. (bsc#1157783)
- Fix for SUSE XSL stylesheets. (bsc#1157783)

This update was imported from the SUSE:SLE-15:Update update project.
This update was imported from the openSUSE:Leap:15.1:Update update project.