Removed Remind and Boost buttons in closed groups #2586

Summary

Closes #2586 (closed)

Steps to test

• Closed group https://fix-closed-group-remind-boost-2586.minds.io/groups/profile/1075189549673484302/feed
• Open group https://fix-closed-group-remind-boost-2586.minds.io/groups/profile/1075189737242759171/feed

Try a variety of group configurations, check that the remind and boost are not hidden on other areas of the site.

Estimated Regression Scope

In the worst-case scenario maybe boost and remind buttons would not be shown when they should be.