Add proper foot planting

[skelitheprogrammer]

from this paper, implement foot motion extracting algorithm and implement proper foot planting using Animation Rigging package.

Extraction logic

Create AssetPostprocess script that looks fo foot bones.
Create static functions to extract data from animation clips
Create data asset to store extracted motion
Glue together
Create logic to load up data assets based on animation controller used using Addressables.
Create script that will properly fetch correct data asset and update foot planting.