v1.15.0

• Re-introduce ActionView::Component::TestHelpers.

  Joel Hawksley

• Bypass monkey patch on Rails 6.1 builds.

  Joel Hawksley

• Make ActionView::Helpers::TagHelper available in Previews.

  def with_html_content
    render(MyComponent.new) do
      tag.div do
        content_tag(:span, "Hello")
      end
    end
  end

  Sean Doyle