Pushing code manually with javascript into the wp media template...

fix-wordpress-media-library-svgs.php

add_action('print_media_templates', function() {
	?>
	<script>
	var el = document.getElementById('tmpl-attachment');

	var pos = el.outerHTML.indexOf('<# } else if ( \'image\' === data.type && data.sizes ) { #>');
	var text = '<# } else if ( \'svg+xml\' === data.subtype ) { #>\n' +
		'<div class="centered">\n' +
			'<img src="{{ data.url }}" class="thumbnail" draggable="false" />\n' +
		'</div>\n' +
		'<div class="filename">' +
			'<div>{{ data.filename }}</div>' +
		'</div>';

	el.outerHTML = [el.outerHTML.slice(0, pos), text, el.outerHTML.slice(pos)].join('');
	</script>
	<?php
}, 42);