Add clear icon SL #3575
Add clear icon SL #3575

This icon is for clearing the whole canvas or set of data
in an activity.

Signed-off-by: Manuel Quiñones <6f5069c5b6be23302a13accec56587944be09079@laptop.org>
Acked-by: Simon Schampijer <088e16a1019277b15d58faf0541e11910eb756f6@laptop.org>

ceibal-tatu/sugar-artwork,gusDuarte/sugar-artwork,godiard/sugar-artwork,samdroid-apps/sugar-artwork,sugarlabs/sugar-artwork,gusDuarte/sugar-artwork,godiard/sugar-artwork,sugarlabs/sugar-artwork,tchx84/debian-pkg-sugar-artwork,tchx84/debian-pkg-sugar-artwork,godiard/sugar-artwork,i5o/sugar-artwork,tchx84/debian-pkg-sugar-artwork,gusDuarte/sugar-artwork,sugarlabs/sugar-artwork,i5o/sugar-artwork,samdroid-apps/sugar-artwork,gusDuarte/sugar-artwork,ceibal-tatu/sugar-artwork,i5o/sugar-artwork,ceibal-tatu/sugar-artwork,samdroid-apps/sugar-artwork