chore(go): Bump github.com/googleapis/gax-go/v2 from 2.19.0 to 2.20.0 in /go#147

dependabot[bot] wants to merge 1 commit intomainadbc-drivers/bigquery:mainfrom

dependabot/go_modules/go/github.com/googleapis/gax-go/v2-2.20.0adbc-drivers/bigquery:dependabot/go_modules/go/github.com/googleapis/gax-go/v2-2.20.0Copy head branch name to clipboard