Merge pull request #1 from Justinha/patch-3

adding slash to resolve url warning

Author: tilarso

articles/active-directory/authentication/howto-sspr-authenticationdata.md

@@ -160,7 +160,7 @@ Get-AzureADUser | select DisplayName,UserPrincipalName,otherMails,Mobile,Telepho
 
 ### Use Microsoft Graph PowerShell
 
-To get started, [download and install the Microsoft Graph PowerShell module](powershell/microsoftgraph/overview).
+To get started, [download and install the Microsoft Graph PowerShell module](/powershell/microsoftgraph/overview).
 
 To quickly install from recent versions of PowerShell that support `Install-Module`, run the following commands. The first line checks to see if the module is already installed: