VTS-Sharp 2.3.0 Release

Version 2.3.0 brings support for all kinds of wild rendering effects through the Post-Processing API!

With VTube Studio's update to version 1.28.15, the previously beta-only Post-Processing/VFX API functions have now been rolled into the public build! That's exciting. It reminded me to finally merge my beta branch of VTS-Sharp into the main branch, which brings us to version 2.3.0!

Additions:

• GetPostProcessingEffectStateList method.
• SetPostProcessingEffectValues method.
• SubscribeToPostProcessingEvent method.

The above methods all have async variants, as well.

Updates:

• Updated Hotkey definitions.