Update to webgpu 0.1.16

[pjoe]

Uses cmd line option --vulkan to select if should prefer vulkan backend.

Outputs adapter name and supported extensions.

Things work with nVIDIA vulkan 1.2 beta driver, but I'm, getting errors on DXR:

node .\index.mjs
(node:2796) ExperimentalWarning: The ESM module loader is experimental.
adapter: NVIDIA GeForce RTX 2070 with Max-Q Design
 extensions: [
  'texture_compression_bc',
  'ray_tracing',
  'pipeline_statistics_query',
  'timestamp_query'
]
C:\Users\pelle\git\WebGPU-Path-Tracer\node_modules\webgpu\index.js:41
              default: throw new Error(msg); break;
                       ^

Error: Device lost Error: Create RT pipeline failed with -2147024809
    at CheckHRESULT (../../src/dawn_native/d3d12/D3D12Error.cpp:30)
    at Initialize (../../src/dawn_native/d3d12/RayTracingPipelineD3D12.cpp:229)
    at Create (../../src/dawn_native/d3d12/RayTracingPipelineD3D12.cpp:56)
    at CreateRayTracingPipelineInternal (../../src/dawn_native/Device.cpp:914)
    at Immediate.<anonymous> (C:\Users\pelle\git\WebGPU-Path-Tracer\node_modules\webgpu\index.js:41:30)
    at processImmediate (internal/timers.js:456:21)