Authors name should be removed from Authors filter option under Files Filter at Data Explorer screen

Description

Authors name should be removed from Authors filter option under Files Filter at Data Explorer screen.

Steps to reproduce the issue:

1. Login to CDF UI.

2. Navigate to Data Explorer screen.

3. Select the data sets as Data sets: src:006:documentum:b60:ds and Data sets: src:005:file-ep:b60:ds.

4. check the Authors Filter select under Files Filter option.

Expected results: User should not see any Authors name under Authors filter.

Actual results: There are many authors names are displaying under Authors filter and need to know where these are coming from.