Merge pull request #27502 from shuuji3/patch-6

Add k8s-ruby/k8s-ruby as a community-maintained client libraries

Author: k8s-ci-robot

content/en/docs/reference/using-api/client-libraries.md

@@ -70,6 +70,7 @@ their authors, not the Kubernetes team.
 | Python               | [github.com/Frankkkkk/pykorm](https://github.com/Frankkkkk/pykorm) |
 | Ruby                 | [github.com/abonas/kubeclient](https://github.com/abonas/kubeclient) |
 | Ruby                 | [github.com/Ch00k/kuber](https://github.com/Ch00k/kuber) |
+| Ruby                 | [github.com/k8s-ruby/k8s-ruby](https://github.com/k8s-ruby/k8s-ruby) |
 | Ruby                 | [github.com/kontena/k8s-client](https://github.com/kontena/k8s-client) |
 | Rust                 | [github.com/clux/kube-rs](https://github.com/clux/kube-rs) |
 | Rust                 | [github.com/ynqa/kubernetes-rust](https://github.com/ynqa/kubernetes-rust) |
@@ -82,4 +83,3 @@ their authors, not the Kubernetes team.
 | Elixir               | [github.com/coryodaniel/k8s](https://github.com/coryodaniel/k8s) |
 
 
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