Update govc/flags/output.go
Update govc/flags/output.go

Co-authored-by: James Peach <a7ce23733acde57a9c5164eb89f78c8873879f94@apache.org>
bruceadowns/govmomi,vmware/govmomi,vmware/govmomi,vmware/govmomi,bruceadowns/govmomi,bruceadowns/govmomi