BB-13957: Shipping rule expressions: Unexpected behaviours because subtotal.value includes shipping cost (#17463)
BB-13957: Shipping rule expressions: Unexpected behaviours because subtotal.value includes shipping cost (#17463)

* BB-13957: Shipping rule expressions: Unexpected behaviours because subtotal.value includes shipping cost
 - updated context factory that required to calculate shipping cost (now grand total does not include shipping cost)
 - updated unit and behat tests


orocrm/platform,orocrm/platform,orocrm/platform