SWEM: Horse Animation Tweaks

⚠️ The resourcepack must be ABOVE in order over any other SWEM resourcepack ⚠️

🐎 This Resourcepack :
➻ Raises the horses necks and makes their tail/mane longer using frames.
➻ Changes idle animations ''Scratch'' and ''Tail Swish'' to just simple head movements.
➻ Adjusts horse width
➻ Improves walk and trot cycle.
➻ Replaces canter, extended canter and gallop with 3 new gallop variations.
➻ Adds walk cycle to the foal model.