Update Get-MailboxJunkEmailConfiguration.md

Updates per Issue #1861

Author: chrisda

exchange/exchange-ps/exchange/antispam-antimalware/Get-MailboxJunkEmailConfiguration.md

@@ -44,7 +44,7 @@ This example returns the junk email configuration for the user named David Pelto
 
 ### -------------------------- Example 2 --------------------------
 ```
-$AllUsers = Get-Mailbox -ResultSize unlimited RecipientTypeDetails UserMailbox; $AllUsers | foreach {Get-MailboxJunkEmailConfiguration -Identity $_.Identity} | Where {$_.Enabled -eq $false} | Format-Table -Auto Identity,Enabled
+$AllUsers = Get-Mailbox -ResultSize unlimited -RecipientTypeDetails UserMailbox; $AllUsers | foreach {Get-MailboxJunkEmailConfiguration -Identity $_.UserPrincipalName} | Where {$_.Enabled -eq $false} | Format-Table -Auto Identity,Enabled
 ```
 
 This example returns a summary list of all mailboxes in your organization where the junk email rule is disabled. The first command stores all user mailboxes in a variable. The second command parses through the mailboxes and returns the FQDN of the mailboxes where the junk email rule is disabled.