kafkactl fails with gcloud's kubectl component

[kimxogus]

https://github.com/deviceinsight/kafkactl/blob/main/internal/k8s/executor.go#L89

$ gcloud components install kubectl
$ kubectl version -o json 
{
  "clientVersion": {
    "major": "1",
    "minor": "30+",
    "gitVersion": "v1.30.6-dispatcher",
    "gitCommit": "cab8b7130edcfb9d721071b8d9d606f6b4abe8d6",
    "gitTreeState": "clean",
    "buildDate": "2024-11-07T01:32:04Z",
    "goVersion": "go1.22.8",
    "compiler": "gc",
    "platform": "darwin/arm64"
  },
  "kustomizeVersion": "v5.0.4-0.20230601165947-6ce0bf390ce3",
  "serverVersion": {
    "major": "1",
    "minor": "30",
    ...
  }
} 

$ kafkactl get brokers
strconv.Atoi: parsing "30+": invalid syntax