Aligning AttentionModule head button colors with line colors
Aligning AttentionModule head button colors with line colors

PiperOrigin-RevId: 408317027

PAIR-code/lit,PAIR-code/lit,pair-code/lit,pair-code/lit,pair-code/lit,pair-code/lit,PAIR-code/lit,PAIR-code/lit,PAIR-code/lit,pair-code/lit