default value of option parallelism cannot be parsed to int

default value of option --parallelism cannot be parsed to int

    4.16.0-0.nightly-2024-02-02-002725
    

    reproduce with cmd copy-to-node
    

    Cmd: "oc --namespace=e2e-test-mco-4zb88 --kubeconfig=/tmp/kubeconfig-3071675436 adm copy-to-node node/ip-10-0-17-85.ec2.internal --copy=/tmp/fetch-w637bgyv=/etc/mco-compressed-test-file",
            StdErr: "error: --parallelism must be either N or N%: strconv.ParseInt: parsing \"10%%\": invalid syntax",
    

default value of --parallelism cannot be parsed 

    

no error 
    

there is a hack code to append % to the default value

ref: https://github.com/openshift/oc/blob/79dc671bdaeafa74b92f14ad9f6d84e344608034/pkg/cli/admin/pernodepod/command.go#L75-L79

https://github.com/openshift/oc/blob/79dc671bdaeafa74b92f14ad9f6d84e344608034/pkg/cli/admin/pernodepod/command.go#L94

err var percentParseErr should be used