move pkg config from Dockerfile to build.yml

Signed-off-by: Robin Winkelewski <w9ncontact@gmail.com>

pkg/qemu-ga/Dockerfile

@@ -10,4 +10,3 @@ WORKDIR /
 ENTRYPOINT []
 COPY --from=build /out /
 CMD ["/usr/bin/qemu-ga", "-p", "/dev/vport0p1"]
-LABEL org.mobyproject.config='{"net": "host"}'

pkg/qemu-ga/build.yml

@@ -1 +1,3 @@
 image: qemu-ga
+config:
+  net: host