fixed typo

Author: julieMSFT

articles/synapse-analytics/synapse-link/how-to-connect-synapse-link-cosmos-db.md

@@ -1,6 +1,6 @@
 ---
 title: Connect to Azure Synapse Link for Azure Cosmos DB
-description: How to connect a Azure Cosmos DB to a Synapse workspace with Azure Synapse Link
+description: How to connect an Azure Cosmos DB to a Synapse workspace with Azure Synapse Link
 services: synapse-analytics 
 author: ArnoMicrosoft
 ms.service: synapse-analytics