Remove duplicated contentpublishingdebug unit - it's already present in contentpublishingdebug component with a "meta" condition
<?xml version="1.0" encoding="UTF-8"?>
<SystemDefinition schema="3.0.0">
<package id="qemu" name="QEMU and Baseport" levels="hw-if">
<collection id="qemu_baseport" name="Baseport" level="hw-if">
<component id="syborg" name="Syborg" introduced="^2" purpose="optional" filter="sf_build">
<unit bldFile="baseport/syborg" mrp="baseport/syborg/syborg.mrp"/>
</component>
</collection>
</package>
</SystemDefinition>