fix: use direct changeset to confirm test user email

Accounts.confirm_user_email/1 doesn't exist - the module only has confirm_user/1
which requires a token. For seeding, we can directly set confirmed_at timestamp
using Ecto.Changeset.change/2.

priv/repo/seeds_e2e.exs

@@ -21,8 +21,11 @@ test_totp_secret = "JBSWY3DPEHPK3PXP"
     privacy_policy_consent: true
   })
 
-# Confirm the user's email
-{:ok, _user} = Accounts.confirm_user_email(user.email)
+# Confirm the user's email directly (bypass token flow for seeding)
+{:ok, user} =
+  user
+  |> Ecto.Changeset.change(%{confirmed_at: DateTime.truncate(DateTime.utc_now(), :second)})
+  |> Repo.update()
 
 # Enable TOTP for the user
 {:ok, _credential} =