Update articles/cosmos-db/mongodb/how-to-configure-capabilities.md

Author: gahl-levy

articles/cosmos-db/mongodb/how-to-configure-capabilities.md

@@ -59,7 +59,7 @@ Copy each of these capabilities. In this example, we have EnableMongo and Disabl
 ```powershell
 az cosmosdb update -n <account_name> -g <azure_resource_group> --capabilities EnableMongo
 ```
-If you are are using PowerShell and receive an error using the command above, try using a powershell array instead to list the capabilities: 
+If you are using PowerShell and receive an error using the command above, try using a PowerShell array instead to list the capabilities: 
 ```powershell
 az cosmosdb update -n <account_name> -g <azure_resource_group> --capabilities @("EnableMongo")
 ```