fixed several compiling errors such as file path, types, lambda etc.

[disini]

fixed several compiling errors such as file path, types, lambda etc.

1. hello_webgpu.cpp:2:10: fatal error: webgpu/webgpu_cpp_print.h: There is no such file or directory
   2 | #include <webgpu/webgpu_cpp_print.h>
   | ^~~~~~~~~~~~~~~~~~~~~~~~~~~
   Compile terminated.
   gmake[2]: *** [CMakeFiles/hello_webgpu.dir/build.make:79: CMakeFiles/hello_webgpu.dir/hello_webgpu.cpp.o] Error 1
   gmake[1]: *** [CMakeFiles/Makefile2:87: CMakeFiles/hello_webgpu.dir/all] error 2
   gmake: *** [Makefile:91:all] error 2

Translated with DeepL.com (free version)

2. hello_webgpu.cpp:24:27: error: invalid user-defined conversion from ‘main(int, char**)::<lambda(WGPURequestAdapterStatus, WGPUAdapter, const char*, void*)>’ to ‘wgpu::RequestAdapterCallback’ {aka ‘void ()(WGPURequestAdapterStatus, WGPUAdapterImpl, WGPUStringView, void*)’} [-fpermissive]
   24 | callbackInfo.callback = [](WGPURequestAdapterStatus status,
   | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   25 | WGPUAdapter adapter, const char *message,
   | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   26 | void *userdata) {
   | ~~~~~~~~~~~~~~~~~
   27 | if (status != WGPURequestAdapterStatus_Success) {
   | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   28 | std::cerr << "Failed to get an adapter:" << message;
   | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   29 | return;
   | ~~~~~~~
   30 | }
   | ~
   31 | *static_cast<wgpu::Adapter *>(userdata) = wgpu::Adapter::Acquire(adapter);
   | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   32 | };

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