cpanato: [GO] Update Go to 1.18.2

JobBuild
90871a0b
05-13 23:01
110043
05-13 23:00
pull-kubernetes-conformance-kind-ga-only-parallel 1525249142400487424
pull-kubernetes-conformance-kind-ipv6-parallel 1525249142119469056
pull-kubernetes-dependencies 1525249142203355136
pull-kubernetes-e2e-gce-100-performance 1525249142941552640
pull-kubernetes-e2e-gce-ubuntu-containerd 1525249142241103872
pull-kubernetes-e2e-kind 1525249142324989952
pull-kubernetes-e2e-kind-ipv6 1525249142362738688
pull-kubernetes-integration 1525249142287241216
pull-kubernetes-node-e2e-containerd 1525249142505345024
pull-kubernetes-typecheck 1525249143767830528
pull-kubernetes-unit 1525249142438236160
pull-kubernetes-verify 1525249145449746432
pull-kubernetes-verify-govet-levee 1525249144610885632
pull-publishing-bot-validate 1525249142471790592