2021-09-01-added-rule-condition-for-cart-volume.md

title	issue	author	author_email	author_github
Added rule condition for cart and line item volume	NEXT-15227	d.neustadt	d.neustadt@shopware.com	dneustadt

Core

• Added CartVolumeRule for matching a cart volume
• Added LineItemDimensionVolumeRule for matching a line item's volume

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Administration

• Added sw-condition-volume-of-cart for setting up rule builder cart volume conditions
• Added sw-condition-line-item-dimension-volume for setting up rule builder line item volume conditions