Using foreground coloring to identify binary for sprites

[chunkypixel]

It was requested by Lillapojkenpåön and a suggestion made by spiceware to identify binary values for sprite/graphic objects in a visual way. The suggestion uses foreground colours (VS Code cannot utilise the background currently).

Discussion
https://atariage.com/forums/topic/290365-atari-dev-studio-for-homebrew-development-release/?do=findComment&comment=4460610
https://atariage.com/forums/topic/290365-atari-dev-studio-for-homebrew-development-release/?do=findComment&comment=4475130