[draw] Update comments
[draw] Update comments

saitoha/vte-sixel,jessevdk/vte,gloob/vte-copy,pjm0616/vte,flaxandteal/gasket-vte,saitoha/vte-sixel,flaxandteal/gasket-vte,thestinger/vte-ng,asivokon/vte-fx,saitoha/vte-sixel,thestinger/vte-ng,pjm0616/vte,jessevdk/vte,gloob/vte-copy,jessevdk/vte,asivokon/vte-fx,aligo/vte,asivokon/vte-fx,rvu95/vte,rvu95/vte,flaxandteal/gasket-vte,rvu95/vte,rvu95/vte,thestinger/vte-ng,pjm0616/vte,asivokon/vte-fx,aligo/vte,flaxandteal/gasket-vte,gloob/vte-copy,jessevdk/vte,aligo/vte