fix(extra spotify_player): Use terminal.white for white

Fixes folke#689

Author: bartlibert

lua/tokyonight/extra/spotify_player.lua

@@ -20,7 +20,7 @@ yellow = "${yellow}"
 blue = "${blue}"
 magenta = "${magenta}"
 cyan = "${cyan}"
-white = "${white}"
+white = "${terminal.white}"
 bright_black = "${bg}"
 bright_red = "${red1}"
 bright_green = "${green1}"