Align deprecation messages

After update! => recalculate rename.

ref:
- solidusio#1689
- solidusio#2072

core/app/models/spree/order.rb

@@ -366,11 +366,11 @@ def line_item_options_match(line_item, options)
 
  # Creates new tax charges if there are any applicable rates. If prices already
  # include taxes then price adjustments are created instead.
- # @deprecated This now happens during #update!
+ # @deprecated This now happens during #recalculate
  def create_tax_charge!
  Spree::Config.tax_adjuster_class.new(self).adjust!
  end
- deprecate create_tax_charge!: :update!, deprecator: Spree::Deprecation
+ deprecate create_tax_charge!: :recalculate, deprecator: Spree::Deprecation
 
  def reimbursement_total
  reimbursements.sum(:total)
@@ -577,11 +577,12 @@ def shipping_eq_billing_address?
  bill_address == ship_address
  end
 
+ # @deprecated This now happens during #recalculate
  def set_shipments_cost
  shipments.each(&:update_amounts)
  recalculate
  end
- deprecate set_shipments_cost: :update!, deprecator: Spree::Deprecation
+ deprecate set_shipments_cost: :recalculate, deprecator: Spree::Deprecation
 
  def is_risky?
  payments.risky.count > 0