Require distro feature xattr for kfilemetadata
Summary:
Extended attributes for the FS are enabled on a distro feature level in Yocto
This check makes Yocto fail in the beginning of a build with an appropriate message
Reviewers: KDE Yocto, vkrause
Reviewed By: KDE Yocto, vkrause
Differential Revision: https://phabricator.kde.org/D19031