Update ToC

Author: johndowns

articles/reliability/TOC.yml

@@ -8,7 +8,7 @@
   items:
   - name: Business continuity, high availability, and disaster recovery
     href: concept-business-continuity-high-availability-disaster-recovery.md
-  - name: Shared responsibility for resiliency
+  - name: Shared responsibility for reliability
     href: concept-shared-responsibility.md
 - name: Azure regions
   items: