Use ^Device instead of Maybe(Device) for device callbacks

vendor/wgpu/wgpu.odin

@@ -762,12 +762,12 @@ BufferMapCallback :: #type proc "c" (status: MapAsyncStatus, message: StringView
 CompilationInfoCallback :: #type proc "c" (status: CompilationInfoRequestStatus, compilationInfo: ^CompilationInfo, userdata1: rawptr, userdata2: rawptr)
 CreateComputePipelineAsyncCallback :: #type proc "c" (status: CreatePipelineAsyncStatus, pipeline: ComputePipeline, message: StringView, userdata1: rawptr, userdata2: rawptr)
 CreateRenderPipelineAsyncCallback :: #type proc "c" (status: CreatePipelineAsyncStatus, pipeline: RenderPipeline, message: StringView, userdata1: rawptr, userdata2: rawptr)
-DeviceLostCallback :: #type proc "c" (device: Maybe(Device), reason: DeviceLostReason, message: StringView, userdata1: rawptr, userdata2: rawptr)
+DeviceLostCallback :: #type proc "c" (device: ^Device, reason: DeviceLostReason, message: StringView, userdata1: rawptr, userdata2: rawptr)
 PopErrorScopeCallback :: #type proc "c" (status: PopErrorScopeStatus, type: ErrorType, message: StringView, userdata1: rawptr, userdata2: rawptr)
 QueueWorkDoneCallback :: #type proc "c" (status: QueueWorkDoneStatus, userdata1: rawptr, userdata2: rawptr)
 RequestAdapterCallback :: #type proc "c" (status: RequestAdapterStatus, adapter: Adapter, message: StringView, userdata1: rawptr, userdata2: rawptr)
 RequestDeviceCallback :: #type proc "c" (status: RequestDeviceStatus, adapter: Device, message: StringView, userdata1: rawptr, userdata2: rawptr)
-UncapturedErrorCallback :: #type proc "c" (device: Maybe(Device), type: ErrorType, message: StringView, userdata1: rawptr, userdata2: rawptr)
+UncapturedErrorCallback :: #type proc "c" (device: ^Device, type: ErrorType, message: StringView, userdata1: rawptr, userdata2: rawptr)
 
 ChainedStruct :: struct {
 	next:  ^ChainedStruct,