[DT-1071] Remove description column from studies

[s-rubenstein]

Addresses

Summary

---

Have you read Terra's Contributing Guide lately? If not, do that first.

• Label PR with a Jira ticket number and include a link to the ticket
• Label PR with a security risk modifier [no, low, medium, high]
• PR describes scope of changes
• Get a minimum of one thumbs worth of review, preferably two if enough team members are available
• Get PO sign-off for all non-trivial UI or workflow changes
• Verify all tests go green
• Test this change deployed correctly and works on dev environment after deployment

[rjohanek]

can you include a picture of these changes? are there any tests that need to be updated?