Fix tests

test/models/collection/workflowing_test.rb

@@ -1,13 +0,0 @@
-require "test_helper"
-
-class Collection::WorkflowingTest < ActiveSupport::TestCase
-  test "change all card stages when changing workflow" do
-    collections(:writebook).update! workflow: workflows(:on_call)
-    assert_equal [ collections(:writebook).initial_workflow_stage ], collections(:writebook).cards.reload.collect(&:stage).uniq
-  end
-
-  test "remove stage from cards if workflow is removed" do
-    collections(:writebook).update! workflow: nil
-    assert_equal [], collections(:writebook).cards.reload.collect(&:stage).compact
-  end
-end