Update kubeconfig topics. (#4439)

_data/concepts.yml

@@ -24,7 +24,7 @@ toc:
 - title: Extending the Kubernetes API
   section:
   - docs/concepts/api-extension/custom-resources.md
-  - docs/concepts/api-extension/apiserver-aggregation.md  
+  - docs/concepts/api-extension/apiserver-aggregation.md
 
 - title: Containers
   section:
@@ -59,6 +59,7 @@ toc:
   - docs/concepts/configuration/manage-compute-resources-container.md
   - docs/concepts/configuration/assign-pod-node.md
   - docs/concepts/configuration/secret.md
+  - docs/concepts/configuration/organize-cluster-access-kubeconfig.md
 
 - title: Services, Load Balancing, and Networking
   section:

_data/tasks.yml

@@ -66,7 +66,7 @@ toc:
   section:
   - docs/tasks/access-application-cluster/web-ui-dashboard.md
   - docs/tasks/access-application-cluster/access-cluster.md
-  - docs/tasks/access-application-cluster/authenticate-across-clusters-kubeconfig.md
+  - docs/tasks/access-application-cluster/configure-access-multiple-clusters.md
   - docs/tasks/access-application-cluster/port-forward-access-application-cluster.md
   - docs/tasks/access-application-cluster/load-balance-access-application-cluster.md
   - docs/tasks/access-application-cluster/service-access-application-cluster.md
@@ -152,7 +152,6 @@ toc:
   - docs/tasks/administer-cluster/configure-pod-disruption-budget.md
   - docs/tasks/administer-cluster/limit-storage-consumption.md
   - docs/tasks/administer-cluster/change-default-storage-class.md
-  - docs/tasks/administer-cluster/share-configuration.md
   - docs/tasks/administer-cluster/running-cloud-controller.md
   - docs/tasks/administer-cluster/highly-available-master.md
   - docs/tasks/administer-cluster/configure-multiple-schedulers.md