Extra Bows

-Added compat with Mob AI Tweaks mod (zombified piglins now spawn with golden crossbows)

-Added an updater that runs whenever a player joins the world in a newer version of this datapack

-Made skeletons that spawn with chainmail armor also spawn with a stone bow

-Made wither skeletons that spawn with a bow spawn with a stone bow

-Fixed localization fallback issues

-Fixed iron bow sprites having missing pixels