GEODE-9137: install docker-compose via pip, not a stale ubuntu/univer… (#6300)
GEODE-9137: install docker-compose via pip, not a stale ubuntu/univer… (#6300)

* GEODE-9137: install docker-compose via pip, not a stale ubuntu/universe repo

masaki-yamakawa/geode,masaki-yamakawa/geode,masaki-yamakawa/geode,masaki-yamakawa/geode,smgoller/geode,masaki-yamakawa/geode,jdeppe-pivotal/geode,jdeppe-pivotal/geode,masaki-yamakawa/geode,jdeppe-pivotal/geode,smgoller/geode,smgoller/geode,masaki-yamakawa/geode,jdeppe-pivotal/geode,jdeppe-pivotal/geode,jdeppe-pivotal/geode,smgoller/geode,jdeppe-pivotal/geode,smgoller/geode,smgoller/geode,smgoller/geode