Resolves #4567
Impact: minor
Type: bugfix

Issue

removeFormCart method was throwing an error when removing the last item from an anonymous cart and would also not remove the item.

Solution

Updated params for getGraphQLContextInMeteorMethod to check for an anonymous user.
Passing cartToken to the updateCartItemsQuantity util funciton.

Breaking changes

N/A

Testing

1. Spin up a fresh RC shop and as an anonymous customer add an item to the cart.
2. Click the "Cart" button to open the dropdown cart, click the "x" to remove the item from the cart.
3. The item should be removed from the cart and no errors are thrown in the terminal