<aura:tokens>
  <aura:token name="customSprite" value="/assets/icons/custom-sprite/svg/symbols.svg"/>
  <aura:token name="doctypeSprite" value="/assets/icons/doctype-sprite/svg/symbols.svg"/>
  <aura:token name="standardSprite" value="/assets/icons/standard-sprite/svg/symbols.svg"/>
  <aura:token name="actionSprite" value="/assets/icons/action-sprite/svg/symbols.svg"/>
  <aura:token name="utilitySprite" value="/assets/icons/utility-sprite/svg/symbols.svg"/>
</aura:tokens>