[Suggestion] Toggle to enable Fullbright when enabling Freecam

[potjesoep]

Please confirm the following.

• I have checked there is no existing issue for this

Describe the problem

i tried binding them to the same key but it only enables freecam and not fullbright

Describe the solution you'd like

A toggle to enable fullbright when freecam is toggled. or allow them to be bound to the same key