When Epics Panel is enabled in the Kanban board settings, changing the Epic color it does not get reflected on the Kanban board

Issue Summary

When Epics Panel is enabled in the Kanban board settings, changing the Epic color in the backlog does not get reflected / sync on the Kanban board.

Steps to Reproduce

1. Go to Board Settings
2. Select Columns
3. Enable Epics Panel
4. Go to Backlog open the Epic section and change the Epic color
5. Go to Kanban board the Epic color has not changed

Expected Results

Epic colors sync between the backlog and Kanban board

Actual Results

Epic colors do not sync between the backlog and Kanban board

Workaround

Open another Board refresh and then open the Kanban board