[Feature Request] Support the use of the "Bedrock" Json animation controller

[AuroralFlame]

I am unable to use tools related to animation controllers when creating entities using the GeckoLib plugin in Blockbench.
If animation controller tools can be added to the blockbench plugin and loaded through geckolib, it will help to debug complex animation states.
I hope to add this feature.

In Blockbench...
GeckoLib Animated Model (plugin v4.0):

Bedrock Entity: