Merge pull request #22734 from sftim/20200725_fix_front_matter_content_type

Fix front matter for content/zh/docs/reference/command-line-tools-reference/kube-controller-manager.md

Author: k8s-ci-robot

content/zh/docs/reference/command-line-tools-reference/kube-controller-manager.md

@@ -1,6 +1,6 @@
 ---
 title: kube-controller-manager
-content_template: templates/tool-reference
+content_type: tool-reference
 weight: 30
 ---