Figured bass brackets under figures instead of around them when not within a FiguredBass context

[Valter Maasalo]

Figured bass brackets should go around the figures, not below them. This 
happens when the figures are not on their own line in a FiguredBass context, 
but in a Staff.




\version "2.25.1"
\figuremode {
  <[6] 5>
}