a9lh.cfg: Add transparency value to highlight

Author: devinshoemaker

data/a9lh.cfg

@@ -9,7 +9,7 @@ default = 0             ; Default boot entry
 bgTop1 = 000000             ; top gradient 1 (BLACK)
 bgTop2 = 000000             ; top gradient 2 (BLACK)
 bgBottom = 000000           ; bottom color (BLACK)
-highlight = dcdcdc          ; selection highlight box (WHITE/GREY)
+highlight = ffdcdcdc        ; selection highlight box (WHITE/GREY)
 borders = ffffff            ; borders color (WHITE)
 font1 = ffffff              ; default font (WHITE)
 font2 = 000000              ; selected font (BLACK)