release-1.21-38: Changelog

* Add: Health bars now appear outside line of sight for a specific range (range can be changed in config) @dmdinnc
* Add: New config option to change the text color
* Add: Mobs of the Illager type now show an Iron Axe icon in the top
  right
* Add: New config option to disable mob name rendering
* Add: New config option to prevent vanilla's nametag from rendering
* Add: Tadpole is now added to the blacklist by default
* Add: New config option to disable unit frames for all hostile mobs
  (bosses are excluded)
* Add: New config option to disable unit frames for all passive mobs
* Change: Invisible mobs holding an item or wearing armor are now
  rendering the health bar @dmdinnc
* Change: Stacked mobs now each have a healthbar rendered @dmdinnc
* Change: Players riding a mob do not see the mount's healthbar
* Fix: The config option 'Color Healthbar by type' does not consider the
  wither as a boss
* Fix: Incompatible with Real Camera