build(deps): bump k8s.io/client-go from 0.19.3 to 0.20.0#250

dependabot[bot] wants to merge 1 commit intomasteryunionio/sdnagent:masterfrom

dependabot/go_modules/k8s.io/client-go-0.20.0yunionio/sdnagent:dependabot/go_modules/k8s.io/client-go-0.20.0Copy head branch name to clipboard