chore: fix tests around non-required email setup

lib/mix/tasks/ash_authentication.add_strategy.ex

@@ -252,7 +252,7 @@ defmodule Mix.Tasks.AshAuthentication.AddStrategy do
           monitor_fields [:email]
           confirm_on_create? true
           confirm_on_update? false
-          auto_confirm_actions [:sign_in_with_magic_link]
+          auto_confirm_actions [:sign_in_with_magic_link, :reset_password_with_password]
           sender #{inspect(sender)}
         end
         """
@@ -523,7 +523,9 @@ defmodule Mix.Tasks.AshAuthentication.AddStrategy do
     |> Ash.Resource.Igniter.add_new_action(options[:user], :register_with_password, """
     create :register_with_password do
       description "Register a new user with a #{options[:identity_field]} and password."
-      argument :#{options[:identity_field]}, :string, allow_nil?: false
+      argument :#{options[:identity_field]}, :ci_string do
+        allow_nil? false
+      end
 
       argument :password, :string do
         description "The proposed password for the user, in plain text."

test/mix/tasks/ash_authentication.add_strategy_test.exs

@@ -117,7 +117,10 @@ defmodule Mix.Tasks.AshAuthentication.AddStrategyTest do
       + |
       + |    create :register_with_password do
       + |      description("Register a new user with a email and password.")
-      + |      accept([:email])
+      + |
+      + |      argument :email, :ci_string do
+      + |        allow_nil?(false)
+      + |      end
       + |
       + |      argument :password, :string do
       + |        description("The proposed password for the user, in plain text.")
@@ -132,6 +135,9 @@ defmodule Mix.Tasks.AshAuthentication.AddStrategyTest do
       + |        sensitive?(true)
       + |      end
       + |
+      + |      # Sets the email from the argument
+      + |      change(set_attribute(:email, arg(:email)))
+      + |
       + |      # Hashes the provided password
       + |      change(AshAuthentication.Strategy.Password.HashPasswordChange)
       + |