Downgrading node on CI to support v1.15.X#19248

chris-hut wants to merge 1 commit intorelease/1.15.xhashicorp/consul:release/1.15.xfrom

CC-6363/downgrade-node-for-v-1-point-15hashicorp/consul:CC-6363/downgrade-node-for-v-1-point-15Copy head branch name to clipboard