Update to Cubism 5 SDK for Unity R4

[wada-at-live2d-com]

Added

• Add an empty AnimatorController at the same hierarchy level as each model's Prefab.
• Add an API to CubismMotionJson for verifying the consistency of motion3.json. by @pillowtrucker
• Add parameter repeat processing that connects the right and left ends of the parameter to create a loop, allowing the motion to repeat.
  • Add the variable _isOverriddenParameterRepeat to the CubismModel class for managing parameter repeat flags at the model level.
  • Add variables _isOverriddenUserParameterRepeat to the CubismModel class and _isParameterRepeated to the CubismParameter class for managing parameter repeat flags for each parameter.

Changed

• Change the version of the development project to 2022.3.59f1.
• Change CubismMath class not to inherit from MonoBehaviour.
• Change CubismMoc._bytes not to be displayed in Inspector.

Fixed

• Fix CubismPhysicsController to be in the correct disabled state.
• When performing a Reimport Fixed a problem that .cdi3.json updates were not reflected in CubismDisplayInfoParameterName,CubismDisplayInfoPartName.
• Fix a problem in which the slider of CubismParametersInspector and CubismPartsInspector in the Inspector window did not move when operated.
• Fix a bug that CubismParametersInspector and CubismPartsInspector do not display the names of parameters and parts if .cdi3.json is not set on the model.
• Fix CubismParameterInspector and CubismPartInspector can be operated in play mode.
• Fix a bug that prevented MotionFade fade-out from working properly.
• Fix unnecessary processing in CubismFadeController.
• Fix so that end events are sent for all clips played by CubismMotionController.
• Fix an error that occurred when playing a expression that uses parameters that do not exist in the model.