Update ToC

Author: johndowns

articles/reliability/TOC.yml

@@ -8,8 +8,6 @@
     href: concept-business-continuity-high-availability-disaster-recovery.md
   - name: Shared responsibility for resiliency
     href: concept-shared-responsibility.md
-  - name: Azure service incident response
-    href: incident-response.md
 - name: Azure regions
   items:
   - name: What are Azure regions?
@@ -18,7 +16,7 @@
     href: regions-paired.md
   - name: Multi-region solutions in nonpaired regions
     href: cross-region-replication-azure-no-pair.md
-- name: Availability zones
+- name: Azure availability zones
   items:
   - name: What are Azure availability zones?
     href: availability-zones-overview.md
@@ -424,6 +422,8 @@
       href: ../azure-signalr/signalr-concept-disaster-recovery.md?toc=/azure/reliability/toc.json&bc=/azure/reliability/breadcrumb/toc.json
 - name: Resources
   items:
+  - name: Azure service incident response
+    href: incident-response.md
   - name: Service availability
     items:
     - name: Service availability by region