Fixed warning

KumarVivek · web-flow · commit 975843456f9a · 2020-11-15T00:00:41.000-08:00
diff --git a/powerapps-docs/learning-catalog/learning-catalog-developer.md b/powerapps-docs/learning-catalog/learning-catalog-developer.md
@@ -4,6 +4,7 @@ description: Find all the training options for Power Apps
 author: loreleishannonmsft
 ms.topic: article
 ms.date: 02/19/2020
+ms.service: powerapps
 ms.author: margoc
 ---
 
