Further spec compliance

[crowlKats]

• introduce the DEPTH_CLIP_CONTROL feature (edit: Evolve depth clamping into clip control #2171)
• introduce the INDIRECT_FIRST_INSTANCE feature (edit: Add INDIRECT_FIRST_INSTANCE feature #2206)
• implement GPUCommandEncoder::fillBuffer
• GPURenderPassDescriptor::colorAttachments is now a list of optional elements (edit: Relax render pass color_attachments validation #2778)
• GPURenderPassLayout::colorFormats is now a list of optional elements (edit: Relax render pass color_attachments validation #2778)
• GPUFragmentState::targets is now a list of optional elements (edit: Relax render pass color_attachments validation #2778)
• GPUPipelineDescriptorBase::layout now accepts an enum as well as the GPUPipelineLayout (upstream deno changes #2895)
• remove GPURenderPassEncoder::writeTimestamp and GPUComputePassEncoder::writeTimestamp in favour of Descriptor properties
• GPURenderPassEncoder::beginOcclusionQuery missing
• GPURenderPassEncoder::endOcclusionQuery missing
• GPURenderPassDescriptor::occlusionQuerySet missing
• GPUTextureDescriptor::viewFormats missing (Add view_formats in TextureDescriptor #3237)
• GPURenderPassDescriptor::maxDrawCount missing
• GPURenderBundleEncoder::drawIndexedIndirect missing
• GPUShaderModuleDescriptor::compilationHints missing
• GPUShaderModule::getCompilationInfo missing
• GPURenderPassColorAttachment::depthSlice missing
• AdapterInfo::architecture missing
• GPUDeviceDescriptor::defaultQueue missing: Add DeviceDescriptor.default_queue #4014
• GPUMipmapFilterMode missing
• GPUDepthStencilState::depthWriteEnabled should be optional
• GPUDepthStencilState::depthCompare should be optional
• setBindGroup's bindGroup argument should be optional
• setVertexBuffer's buffer argument should be optional
• limit maxBindingsPerBindGroup missing (Shrink the default max binding index to 640 and expose it in Limits. #2957)
• limit maxColorAttachments missing (Add max_color_attachments and max_color_attachment_bytes_per_sample #5218)
• limit maxColorAttachmentBytesPerSample missing (Add max_color_attachments and max_color_attachment_bytes_per_sample #5218)
• limit maxBindGroupsPlusVertexBuffers missing
• limit maxInterStageShaderVariables missing
• feature rg11b10ufloat-renderable missing (Implement Features::RG11B10UFLOAT_RENDERABLE #3701)
• feature bgra8unorm-storage missing (Add support for bgra8unorm-storage #4228)
• feature float32-filterable missing (Add feature float32-filterable #4759)
• implement WGSLLanguageFeatures
• TextureFormat rgb10a2uint missing (Add Rgb10a2Uint format #4199)
• VertexFormat unorm10-10-10-2 missing (Implement Unorm10_10_10_2 VertexFormat #5477)

JS Only:

• js-only: implement GPUPipelineError
• js-only: implement GPUInternalError

[PJB3005]

#3701 added RG11B10UFLOAT_RENDERABLE, so that can be ticked off.