Caret doesn't show for drop down menus

[N6REJ]

Describe the bug
The caret has a size of 0x0 which won't work

To Reproduce
Steps to reproduce the behavior:
look and hover over action menu

Expected behavior
follows BS styling

Actual result
solid background color

Screenshots

System information (please complete the following information)

Joomla version: 5.1.0
Kunena version: 6.3.0
Php version: 8.3
Database version:

Desktop (please complete the following information):

• OS: [e.g. iOS] windows 11 pro x64
• Browser [e.g. chrome, safari] Chrome
• Version [e.g. 22] Version 124.0.6367.63 (Official Build) (64-bit)

Additional context
Add any other context about the problem here. all css styling I've attempted has failed.

[github-actions]

This issue is stale because it has been open 30 days with no activity.