TOC edit, removed dupe entry

Author: HeidiSteen

articles/reliability/TOC.yml

@@ -186,8 +186,6 @@
       href: ../bastion/bastion-faq.md?toc=/azure/reliability/toc.json&bc=/azure/reliability/breadcrumb/toc.json#dr
     - name: Azure Batch
       href: reliability-batch.md
-    - name: Azure Cognitive Search
-      href: ../search/search-reliability.md?toc=/azure/reliability/toc.json&bc=/azure/reliability/breadcrumb/toc.json
     - name: Azure Cache for Redis
       items:
       - name: Availability zones