Merge pull request #33296 from my-git9/linkchecker1

[en] Update docs/doc-contributor-tools/linkchecker

Author: k8s-ci-robot

content/en/docs/doc-contributor-tools/linkchecker/README.md

@@ -46,7 +46,7 @@ To run the link checker:
 2. Run the following command:
 
   ```
-  make docker-internal-linkcheck
+  make container-internal-linkcheck
   ```
 
 ## Understanding the output