Remove vendor again

vendor/erusev/parsedown/test/data/url_autolinking.html

@@ -1,3 +0,0 @@
-<p>an autolink <a href="http://example.com">http://example.com</a></p>
-<p>inside of brackets [<a href="http://example.com">http://example.com</a>], inside of braces {<a href="http://example.com">http://example.com</a>},  inside of parentheses (<a href="http://example.com">http://example.com</a>)</p>
-<p>trailing slash <a href="http://example.com/">http://example.com/</a> and <a href="http://example.com/path/">http://example.com/path/</a></p>