Fix link in KHR_materials_transmission (KhronosGroup#2102)

extensions/2.0/Khronos/KHR_materials_transmission/README.md

@@ -233,7 +233,7 @@ Various techniques are available to trade off physical accuracy against realtime
 
 [Autodesk Standard Surface - Specular Transmission](https://autodesk.github.io/standard-surface/#closures/speculartransmission)  
 [Blender Transparent BSDF](https://docs.blender.org/manual/en/latest/render/shader_nodes/shader/transparent.html#transparent-bsdf)  
-[Enterprise PBR Shading Model - Transparency](https://dassaultsystemes-technology.github.io/EnterprisePBRShadingModel/spec-2020x.md.html)  
+[Enterprise PBR Shading Model - Dielectric BSDF for Transparent Surfaces](https://dassaultsystemes-technology.github.io/EnterprisePBRShadingModel/spec-2022x.md.html#components/core/dielectricbsdffortransparentsurfaces)
 [Filament Material models - Transmission](https://google.github.io/filament/Materials.md.html#materialmodels/litmodel/transmission)  
 [Unreal Engine 4 Material - Refraction](https://docs.unrealengine.com/en-US/Engine/Rendering/Materials/MaterialInputs/index.html#refraction)  
 [Adobe Standard Material - Interior Properties](https://helpx.adobe.com/dimension/using/standard-materials.html#InteriorProperties)