attempting to fix toc

Author: rkarlin

articles/sentinel/TOC.yml

@@ -56,7 +56,7 @@
         href: connect-azure-security-center.md
       - name: Azure Security Center for IoT
         href: connect-asc-iot.md
-        - name: Domain name server
+      - name: Domain name server
         href: connect-dns.md
       - name: Microsoft web application firewall
         href: connect-microsoft-waf.md