Merge pull request MicrosoftDocs#4903 from get-itips/patch-141

Correcting Example 3

Author: kenwith

sharepoint/sharepoint-ps/sharepoint-online/Get-SPOExternalUser.md

@@ -49,10 +49,10 @@ Example 2 returns two external users from the third page of the collection.
 ### -----------------------EXAMPLE 3-----------------------------
 
 ```powershell
-Get-SPOExternalUser -Position 0 -PageSize 30 -Filter https://contoso.sharepoint.com
+Get-SPOExternalUser -Position 0 -PageSize 30 -SiteUrl https://contoso.sharepoint.com
 ```
 
-Example 3 returns the first 30 users that match the filter <https://contoso.sharepoint.com.>
+Example 3 returns the first 30 users that match the SiteUrl <https://contoso.sharepoint.com>.
 
 ## PARAMETERS