Adapt tax_rate_decorator to new spree version. Spree's default tax calculator now is checking line_items tax category, not the product tax category. See Spree's change here: https://github.com/spree/spree/commit/a0a4b91f13d7cfae2528e08c1c5005618d34fc16#diff-46e557ca8717d6ab5039470a40d00ea8
Adapt tax_rate_decorator to new spree version. Spree's default tax calculator now is checking line_items tax category, not the product tax category. See Spree's change here: https://github.com/spree/spree/commit/a0a4b91f13d7cfae2528e08c1c5005618d34fc16#diff-46e557ca8717d6ab5039470a40d00ea8

mkllnk/openfoodnetwork,openfoodfoundation/openfoodnetwork,Matt-Yorkley/openfoodnetwork,openfoodfoundation/openfoodnetwork,lin-d-hop/openfoodnetwork,Matt-Yorkley/openfoodnetwork,Matt-Yorkley/openfoodnetwork,mkllnk/openfoodnetwork,openfoodfoundation/openfoodnetwork,openfoodfoundation/openfoodnetwork,mkllnk/openfoodnetwork,Matt-Yorkley/openfoodnetwork,mkllnk/openfoodnetwork,lin-d-hop/openfoodnetwork,lin-d-hop/openfoodnetwork,lin-d-hop/openfoodnetwork