Update TOC

Author: maud-lv

articles/azure-app-configuration/TOC.yml

@@ -165,15 +165,15 @@
       href: howto-leverage-json-content-type.md
     - name: Use Event Grid for data change notifications
       href: howto-app-configuration-event.md
-    - name: Backup configuration store automatically
+    - name: Back up configuration stores automatically
       href: howto-backup-config-store.md
     - name: Use managed identities to access App Configuration
       href: howto-integrate-azure-managed-service-identity.md
     - name: Update to the New Spring Boot Library
       href: howto-convert-to-the-new-spring-boot.md
     - name: Move a resource between Azure regions 
       href: howto-move-resource-between-regions.md
-    - name: Recover App Configuration stores
+    - name: Recover or purge deleted App Configuration stores
       href: howto-recover-deleted-stores-in-azure-app-configuration.md
     - name: Enable geo-replication (Preview)
       href: howto-geo-replication.md