[Feature]: New Shader Support (Engine)

Слиты xottab-duty запросил слияние github/fork/yohjimane/feature/shader-support-engine в dev

Created by: yohjimane

  • Support Ascii's screen space shaders
  • Support Kennedith/KennShade's enhanced shaders
  • Support Beef's NVG shaders
  • Support Anomaly gasmask shaders