Update Tabs.md

Author: divya44das

cd3_automation_toolkit/documentation/user_guide/learn_more/Tabs.md

@@ -323,7 +323,7 @@ Certificates
 
 Certificates, Hostnames and Cipher Suites are optional. Leave the related columns empty if they are not required.
 
-**LB-Hostname-Certs**
+## LB-Hostname-Certs
 
 Once this is complete you will find the generated output terraform files in location :