Update compression-cost-savings.md

Author: gahl-levy

articles/cosmos-db/mongodb/compression-cost-savings.md

@@ -1,5 +1,5 @@
 ---
-title: Improve performance and optimize costs with better data compression when upgrading to 4.0+
+title: Improve performance and optimize costs when upgrading to 4.0+
 description: Learn how upgrading your API for MongoDB account to versions 4.0+ saves you money on queries and storage.
 author: gahl-levy
 ms.service: cosmos-db
@@ -8,7 +8,7 @@ ms.date: 09/06/2022
 ms.author: gahllevy
 ---
 
-# Improve performance and optimize costs with better data compression when upgrading to 4.0+
+# Improve performance and optimize costs when upgrading to 4.0+
 [!INCLUDE[appliesto-mongodb-api](../includes/appliesto-mongodb-api.md)]
 
 Azure Cosmos DB API for MongoDB introduced a new data compression algorithm in versions 4.0+ that improve query/storage performance and save up to 90% on RU costs. Upgrading your database account to versions 4.0+ and following this guide will help you realize the maximum performance and cost improvements.