update gats install path to code.cloudfoundry.org
update gats install path to code.cloudfoundry.org

[#129641957]

markstgodard/cli,simonleung8/cli,markstgodard/cli,hyenaspots/cli,simonleung8/cli,hyenaspots/cli,fujitsu-cf/cli,hyenaspots/cli,simonleung8/cli,markstgodard/cli,markstgodard/cli,hyenaspots/cli,fujitsu-cf/cli,fujitsu-cf/cli