Remove info about Attic interface

Remove info about Attic interface

content/handling_data/data_storage/using_attic.md

@@ -91,15 +91,3 @@ group are stored in a file named "disk\_usage.txt" in your group's
 directory (`/attic/<groupname>`). You can use either [Globus Connect]({{< relref "/handling_data/data_transfer/globus_connect" >}}) or
 scp to download it.  Your usage and expiration is also shown in the web
 interface (see below).
-
----
-### Use the web interface
-
-For convenience, a web interface is also provided.  Simply go to
-<a href="https://attic.unl.edu" class="external-link">https://attic.unl.edu</a>
-and login with your HCC credentials.  Using this interface, you can see
-your quota usage and expiration, manage files, etc.  **Please note we do
-not recommend uploading/downloading large files this way**.  Use one of
-the other transfer methods above for large datasets.
-
-