AdminApiControllerTest: Add test that `deleted` users get deactivated.

test/web/admin_api/controllers/admin_api_controller_test.exs

@@ -158,6 +158,8 @@ test "single user", %{admin: admin, conn: conn} do
       user = insert(:user)
       clear_config([:instance, :federating], true)
 
+      refute user.deactivated
+
       with_mock Pleroma.Web.Federator,
         publish: fn _ -> nil end do
         conn =
@@ -176,6 +178,9 @@ test "single user", %{admin: admin, conn: conn} do
 
         assert json_response(conn, 200) == [user.nickname]
 
+        user = Repo.get(User, user.id)
+        assert user.deactivated
+
         assert called(Pleroma.Web.Federator.publish(:_))
       end
     end