removed duplicates and updated the toc.yaml

Author: ReginaLin24

support/azure/azure-kubernetes/create-upgrade-delete/akscapacityerror.md

@@ -41,8 +41,6 @@
       href: create-upgrade-delete/error-code-subscriptionrequeststhrottled.md
     - name: SubnetWithExternalResourcesCannotBeUsedByOtherResources error
       href: create-upgrade-delete/subnet-with-external-resources-cannot-be-used-by-other-resources.md
-    - name: Troubleshoot the AKSCapacityError error code
-      href: create-upgrade-delete/akscapacityerror.md
     - name: VMExtensionProvisioningTimeout error
       href: create-upgrade-delete/error-code-vmextensionprovisioningtimeout.md
     - name: WINDOWS_CSE_ERROR_CHECK_API_SERVER_CONNECTIVITY error (5)
@@ -371,6 +369,6 @@
   - name: UnsatisfiablePDB error
     href: error-codes/unsatisfiablepdb-error.md
   - name: AKSCapacityError error
-    href: error-codes/akscapacityerror-error.md
-    
+    href: error-codes/akscapacityerror.md
+