Merge pull request #47721 from steve-hardman/remove-old-issues

Remove reference to closed containerd issue in "Container Runtimes" page

Author: k8s-ci-robot

content/en/docs/setup/production-environment/container-runtimes.md

@@ -256,11 +256,6 @@ sandbox image by setting the following config:
 
 You might need to restart `containerd` as well once you've updated the config file: `systemctl restart containerd`.
 
-Please note, that it is a best practice for kubelet to declare the matching `pod-infra-container-image`.
-If not configured, kubelet may attempt to garbage collect the `pause` image.
-There is ongoing work in [containerd to pin the pause image](https://github.com/containerd/containerd/issues/6352)
-and not require this setting on kubelet any longer.
-
 ### CRI-O
 
 This section contains the necessary steps to install CRI-O as a container runtime.