Merge pull request #65700 from soltysh/output_format

Automatic merge from submit-queue (batch tested with PRs 65648, 65700, 64976, 65692, 65667). If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.

Update output format so that it matches actual accepted values

/assign @juanvallejo 

**Release note**:

```release-note
NONE
```
This commit is contained in:
Kubernetes Submit Queue 2018-07-02 19:46:12 -07:00 committed by GitHub
commit 20453a7a4f
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@ -97,7 +97,7 @@ func (f *PrintFlags) AddFlags(cmd *cobra.Command) {
f.NamePrintFlags.AddFlags(cmd)
if f.OutputFormat != nil {
cmd.Flags().StringVarP(f.OutputFormat, "output", "o", *f.OutputFormat, "Output format. One of: json|yaml|wide|name|custom-columns=...|custom-columns-file=...|go-template=...|go-template-file=...|jsonpath=...|jsonpath-file=... See custom columns [http://kubernetes.io/docs/user-guide/kubectl-overview/#custom-columns], golang template [http://golang.org/pkg/text/template/#pkg-overview] and jsonpath template [http://kubernetes.io/docs/user-guide/jsonpath].")
cmd.Flags().StringVarP(f.OutputFormat, "output", "o", *f.OutputFormat, fmt.Sprintf("Output format. One of: %s.", strings.Join(f.AllowedFormats(), "|")))
}
}