Monty Taylor 74b822f352 Use version 2 for docker-compose for review
Also - update the test job to use xenial nodes, since that's what
our gerrit servers are. docker-compose in xenial is too old for
version 3 file format - but we didn't get an error in the test
becuase we're running on bionic.

Change-Id: I855c3df241932098c95de84cf9f92383b335702f
2020-03-17 13:02:20 -05:00
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2020-03-11 09:16:31 +11:00
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