Enable basic search to show all the selected groups for Group Picker custom field.

Problem Definition

Steps to reproduce:

1. Search issues with JQL such as:

   "Assigned Group" in (test1, test2, test3, test4, test5, test6, test7, test8, test9, test10)
   

   Note: "Assigned Group" is a Group Picker custom field.
   Note: test1, test2, test3, test4, test5, test6, test7, test8, test9, and test10 are manually created user groups in JIRA.
   

2. Switch back to Basic Search and drop down the "Assigned Group" to view the selected user groups. Drop down list is not showing all the groups.
   

   Suggested Solution

   List down all the selected user groups.