2021-03-30-rework-nested-line-item-support-for-offcanvas-cart.md

title	issue
Reworked nested line item handling for offcanvas cart	NEXT-14507

Storefront

• Changed nested Line Item behaviour to have a collapsable children Line Item box instead of separate, displayed items
• Added new template file platform/src/Storefront/Resources/views/storefront/component/checkout/offcanvas-item-children.html.twig