GROOVY-8482: Build refactor impacts on release process (additional tweaks)
GROOVY-8482: Build refactor impacts on release process (additional tweaks)

defer setting packaging for all pom until after it's configured

jwagenleitner/groovy,jwagenleitner/incubator-groovy,shils/incubator-groovy,armsargis/groovy,jwagenleitner/groovy,russel/groovy,apache/groovy,paulk-asert/groovy,traneHead/groovy-core,paulk-asert/incubator-groovy,paulk-asert/incubator-groovy,apache/incubator-groovy,traneHead/groovy-core,paulk-asert/groovy,russel/incubator-groovy,russel/incubator-groovy,armsargis/groovy,jwagenleitner/incubator-groovy,traneHead/groovy-core,jwagenleitner/groovy,apache/groovy,apache/incubator-groovy,shils/groovy,shils/groovy,paulk-asert/groovy,russel/incubator-groovy,shils/groovy,armsargis/groovy,russel/groovy,jwagenleitner/incubator-groovy,apache/incubator-groovy,paulk-asert/groovy,paulk-asert/incubator-groovy,shils/incubator-groovy,jwagenleitner/groovy,shils/incubator-groovy,paulk-asert/incubator-groovy,shils/incubator-groovy,jwagenleitner/incubator-groovy,traneHead/groovy-core,paulk-asert/incubator-groovy,russel/groovy,apache/incubator-groovy,apache/groovy,shils/groovy,armsargis/groovy,apache/groovy,russel/groovy,russel/incubator-groovy