Log Message:
www/ruby-loofah: update to 2.20.0

2.20.0 (2023-04-01)

Features

* Allow SVG attributes color-profile, cursor, filter, marker, and mask.
  [#246]
* Allow SVG elements altGlyph, cursor, feImage, pattern, and tref.  [#246]
* Allow protocols fax and modem.  [#255] (Thanks, @cjba7!)