Update index.yml

Author: JasonWHowell

articles/data-factory/index.yml

@@ -5,7 +5,7 @@ summary: Azure Data Factory is Azure's cloud ETL service for scale-out serverles
 metadata:
   title: Azure Data Factory Documentation
   description: Learn how to use Data Factory, a cloud data integration service, to compose data storage, movement, and processing services into automated data pipelines. Tutorials and other documentation show you how to set up and manage data pipelines, and how to move and transform data for analysis.
-    ms.topic: landing-page
+  ms.topic: landing-page
   author: jonburchel
   ms.author: jburchel
   ms.date: 01/05/2024