Remove redundant starting new line

Makes the page longer than it needs to be.

Author: Tyriar

articles/cosmos-db/certificate-based-authentication.md

@@ -51,7 +51,6 @@ In this step, you will install the Azure AD PowerShell module. This module is re
 1. Open Windows PowerShell ISE with administrator rights. If you haven’t already done, install the AZ PowerShell module and connect to your subscription. If you have multiple subscriptions, you can set the context of current subscription as shown in the following commands:
 
    ```powershell
-
    Install-Module -Name Az -AllowClobber
    Connect-AzAccount