fix link issue

Author: genlin

support/azure/azure-kubernetes/availability-performance/troubleshoot-pod-scheduler-errors.md

@@ -124,7 +124,7 @@ The Kubernetes scheduler tries to assign the Pod to a node, but all nodes are re
 ## Reference
 
 - [Kubernetes: Use Azure Disks with Azure Kubernetes Service](/azure/aks/azure-disks-dynamic-pv)
-- [Kubernetes: Taints and Tolerations](/azure/aks/node-taints)
+- [Kubernetes: Use node taints](/azure/aks/use-node-taints)
 - [Kubernetes Documentation: Insufficient CPU](https://kubernetes.io/docs/concepts/scheduling-eviction/resource-bin-packing/#insufficient-resource)
 - [Kubernetes Documentation: Assign and Schedule Pods with Taints and Tolerations](https://kubernetes.io/docs/concepts/scheduling-eviction/taint-and-toleration/)
 

support/azure/azure-kubernetes/toc.yml

@@ -172,8 +172,8 @@
     href: availability-performance/high-memory-consumption-disk-intensive-applications.md
   - name: Troubleshoot cluster service health probe mode issues
     href: availability-performance/cluster-service-health-probe-mode-issues.md
+  - name: Troubleshoot pod scheduler errors 
     href: availability-performance/troubleshoot-pod-scheduler-errors.md
-  - name: Troubleshoot pod scheduler errors
   - name: Troubleshoot node not ready
     items:
     - name: Basic troubleshooting