x11-themes/plasma5-breeze-gtk: Fix invisible radio buttons and checkboxes
Their assets were not installed in the right place due to differences
between our cp and GNU cp.
- While here add NO_ARCH
PR: 244970
Submitted by: timon@timon.net.nz
Reported by: Bengt Ahlgren <bengta@sics.se>
Approved by: kde (tcberner)