LG-13596: Changes to remove duplicate heading in logs schema for reds…

…hift page (#572)

* added logs schema with a note for data warehouse

* added unextracted word that was being used for a table name prefix in the data warehouse

* changes to remove duplicate heading on the handbook

_articles/logs-schema.md

@@ -6,8 +6,6 @@ category: "Reporting"
 subcategory: "Data Warehouse"
 ---
 
-# Data Warehouse Logs Schema
-
 This is a guide to provide the schema definitions for the four log tables in our Data Warehouse:
 
 - `events.logs`