libvirt-python: inherit python3targetconfig
libvirt-python: inherit python3targetconfig

* otherwise libvirt build will incorrectly use host's gcc and fail with:
  gcc: error: unrecognized command line option "-fmacro-prefix-map=/OE/libvirt/6.1.0-r0=/usr/src/debug/libvirt/6.1.0-r0"

Signed-off-by: Martin Jansa <516df3ff67e1fa5d153800b15fb204c0a1a389dc@gmail.com>
Signed-off-by: Bruce Ashfield <284cc737d174a260eec2a2a6324a304f84b1ae0f@gmail.com>

lgirdk/meta-virtualization,lgirdk/meta-virtualization,lgirdk/meta-virtualization,lgirdk/meta-virtualization,lgirdk/meta-virtualization