Link is not detected when it is followed by a html tag without space

See related pleroma issue pleroma/pleroma#1063 (closed)

> Linkify.link("google.com/ <br>")
"<a href=\"http://google.com/\">google.com/</a> <br>"

> Linkify.link("google.com/<br>")
"google.com/<br>"

> Linkify.link("google.com/<")
"google.com/<"