Add shader compiler for WebGPU

Use existing Vulkan compiler to generate SPIR-V and convert it into WGSL with tint compiler
https://github.com/google/dawn/releases/tag/v20260219.200501

Source/Editor/Cooker/Steps/CookAssetsStep.cpp

@@ -577,7 +577,7 @@ bool ProcessShaderBase(CookAssetsStep::AssetCookData& data, ShaderAssetBase* ass
     case BuildPlatform::Web:
     {
         const char* platformDefineName = "PLATFORM_WEB";
-        // TODO: compile shaders for WebGPU
+        COMPILE_PROFILE(WebGPU, SHADER_FILE_CHUNK_INTERNAL_GENERIC_CACHE);
         break;
     }
 #endif