Symptom:
Image WUI - sorting is not working fine in Device Groups tab

Conditions:
Image WUI - sorting is not working fine in Device Groups tab

Steps to reproduce,

1. EC > Home Element Provisioning > DHCT Provisioning > Image
2. Make sure system having Downloadable Files and Device Groups
3. Move to Device Groups tab. Click Group Description column

Actual Result: When open the Device Groups tab, entries are sorted by Asc order(Image1). When click at the 1st time entries are not sorted properly(Image2). when click at the 2ndd time, entries are sorted by Desc order. When click at the 3rd time, nothing happened. When click at the 4th time again entries are sorted by Asc order

Expected Result: Sorting should be proper for all click