Add 'kubectl set image'

pkg/kubectl/cmd/create_namespace.go

@@ -71,7 +71,7 @@ func CreateNamespace(f *cmdutil.Factory, cmdOut io.Writer, cmd *cobra.Command, a
 	return RunCreateSubcommand(f, cmd, cmdOut, &CreateSubcommandOptions{
 		Name:                name,
 		StructuredGenerator: generator,
-		DryRun:              cmdutil.GetFlagBool(cmd, "dry-run"),
+		DryRun:              cmdutil.GetDryRunFlag(cmd),
 		OutputFormat:        cmdutil.GetFlagString(cmd, "output"),
 	})
 }