chore(growth): load is independent from task

Ensure that `Growth.Indicators.Load.all/0` can be run independently from
the task.

So, the `ets` table is create based on the filename processed.

lib/growth/indicators/load.ex

@@ -63,7 +63,7 @@ defmodule Growth.Indicators.Load do
   def all do
     "priv/growth/indicators/*.csv"
     |> Path.wildcard()
-    |> Enum.map(&create_ets/1)
+    |> Enum.map(&create_ets_from_filename/1)
     |> Enum.map(&Task.async(__MODULE__, :load_measure, [&1]))
     |> Task.await_many()
   end
@@ -85,17 +85,18 @@ defmodule Growth.Indicators.Load do
     measure
   end
 
-  @spec filename_to_measure(String.t()) :: {atom(), String.t()}
+  @spec create_ets_from_filename(String.t()) :: {atom(), String.t()}
   @doc """
-  Translate the given filename to the related module and return both in a tuple.
+  Create ets table based on filename and return a tuple with the ets table name and filename.
   """
-  def filename_to_measure(filename) do
+  def create_ets_from_filename(filename) do
     measure =
       filename
       |> Path.basename()
       |> Path.rootname()
       |> String.to_atom()
       |> then(&Keyword.get(@measure_to_score, &1, &1))
+      |> create_ets()
 
     {measure, filename}
   end