circleci: build tweaks
circleci: build tweaks

Signed-off-by: Pierre-Alexandre Meyer <ff019a5748a52b5641624af88a54a2f0e46a9fb5@mouraf.org>

daliwei/killbill-orbital-plugin,killbill/killbill-orbital-plugin,daliwei/killbill-orbital-plugin,killbill/killbill-orbital-plugin