GEODE-10099: Add 1.12.9 as old version (#7438)
GEODE-10099: Add 1.12.9 as old version (#7438)

Adds 1.12.9 to old versions on develop
masaki-yamakawa/geode,smgoller/geode,jdeppe-pivotal/geode,smgoller/geode,masaki-yamakawa/geode,jdeppe-pivotal/geode,smgoller/geode,masaki-yamakawa/geode,jdeppe-pivotal/geode,jdeppe-pivotal/geode,smgoller/geode,smgoller/geode,masaki-yamakawa/geode,masaki-yamakawa/geode,smgoller/geode,smgoller/geode,masaki-yamakawa/geode,jdeppe-pivotal/geode,masaki-yamakawa/geode,jdeppe-pivotal/geode,jdeppe-pivotal/geode