fixes https://github.com/janraasch/hugo-scroll/pull/6. This way we put less burden on JavaScript / jQuery, which is always good :-D.
See https://github.com/gohugoio/hugoThemes/issues/881#issuecomment-667532072
because netlify optimization requires this, see https://community.netlify.com/t/support-guide-does-netlify-optimize-every-single-asset-my-site-uses/152