Pinning minimum supported K8s version for credential provider and min…

…or text change as per suggestions

content/en/docs/concepts/containers/images.md

@@ -200,7 +200,7 @@ Most commonly used for registries provided by cloud providers where auth tokens
 You can configure the kubelet to invoke a plugin binary to dynamically fetch registry credentials for a container image.
 This is the most robust and versatile way to fetch credentials for private registries, but also requires kubelet-level configuration to enable.
 
-See the [Kubelet Credential Provider](/docs/tasks/administer-cluster/kubelet-credential-provider/) for more details.      
+See [Configure a kubelet image credential provider](/docs/tasks/administer-cluster/kubelet-credential-provider/) for more details.
 
 ### Interpretation of config.json {#config-json}