fix: ensure calculation compiled

lib/ash/actions/sort.ex

@@ -76,6 +76,7 @@ defmodule Ash.Actions.Sort do
 
           calc = Ash.Resource.Info.calculation(resource, field) ->
             {module, opts} = calc.calculation
+            Code.ensure_compiled(module)
 
             if :erlang.function_exported(module, :expression, 2) do
               if Ash.DataLayer.data_layer_can?(resource, :expression_calculation_sort) do

lib/ash/resource/calculation/expression.ex

@@ -2,12 +2,6 @@ defmodule Ash.Resource.Calculation.Expression do
   @moduledoc false
   use Ash.Calculation, type: :string
 
-  @doc false
-  # This exists to fix some very strange
-  # compile time errors, whereby Code.ensure_compiled(this_module)
-  # doesn't work, but calling a function on it does
-  def check, do: :ok
-
   def expression(opts, context) do
     expr =
       Ash.Filter.build_filter_from_template(opts[:expr], nil, context, context[:context] || %{})

lib/ash/sort/sort.ex

@@ -10,9 +10,6 @@ defmodule Ash.Sort do
 
   alias Ash.Error.Query.{InvalidSortOrder, NoSuchAttribute}
 
-  # See the comment in that module for more on why this is here
-  Ash.Resource.Calculation.Expression.check()
-
   @doc """
   A utility for parsing sorts provided from external input. Only allows sorting
   on public attributes and aggregates.