Change the equip border to use Enum.BorderMode

[RyanLua]

Is your feature request related to a problem?

You can only have inset or outline as the border mode for the equip border.

Describe the solution you'd like

An attribute that accepts Enum.BorderMode for the equip border mode.

Describe alternatives you've considered

No response

Additional context

No response

Code of Conduct

• [X] I have read and agree to the project's Code of Conduct