update TOC and fix publish blockers

Add new article to an appropriate TOC file.
File name: Correct typo "kubernetews".
Line 3: Add required period to end of description metadata.
Line 12: Use sentence case for titles and headings per Microsoft style (Customize worker nodes with a DaemonSet).

Author: John Knightly

articles/operator-nexus/TOC.yml

@@ -116,6 +116,8 @@
           href: howto-kubernetes-cluster-action-restart.md
         - name: Customize cluster DNS
           href: how-to-customize-kubernetes-cluster-dns.md
+        - name: Customize Worker Nodes
+          href: howto-kubernetes-cluster-customize-workers.md
     - name: Nexus Virtual Machine
       expanded: false
       items:

articles/operator-nexus/howto-kubernetews-cluster-customize-workers.md renamed to articles/operator-nexus/howto-kubernetes-cluster-customize-workers.md

@@ -1,6 +1,6 @@
 ---
 title: "Azure Operator Nexus: Customize Kubernetes Worker Nodes with a DaemonSet"
-description: How-to guide for customizing Kubernetes Worker Nodes with a DaemonSet
+description: How-to guide for customizing Kubernetes Worker Nodes with a DaemonSet.
 author: joknight
 ms.author: joknight
 ms.service: azure-operator-nexus
@@ -9,7 +9,7 @@ ms.date: 01/29/2024
 ms.custom: template-how-to
 ---
 
-# Customize Worker Nodes with a DaemonSet
+# Customize worker nodes with a DaemonSet
 
 To meet application requirements, you may need to modify operating system settings, enable a Linux kernel module or install a host-level application package. Use a `DaemonSet` with host privileges to customize worker nodes.