CI Win: pass -allow-unsupported-compiler

The used CUDA 11.8.0.52206 refuses MSVS 2022 17.10.34928.147 (MSVC
v14.40.33807, GH runner 20240603.1.0), version 17.9.34902.65 (GH runner
20240514.3.0) was OK.

MSVS 2022 is supported by CUDA 11.8 in general.

.github/workflows/ccpp.yml

@@ -105,6 +105,7 @@ jobs:
         cmake.exe -DCMAKE_SYSTEM_VERSION=10.0.18362 -DCMAKE_BUILD_TYPE=Release `
           -DBUILD_OPENGL=ON -DGLFW_ROOT_DIR='C:\glfw' -DGLFW_USE_STATIC_LIBS=ON `
           -DGLEW_ROOT='C:\glew' -DGLEW_USE_STATIC_LIBS=ON `
+          -DCUDA_NVCC_FLAGS=-allow-unsupported-compiler `
           -DCMAKE_CUDA_ARCHITECTURES=35 -Bbuild .
         cmake.exe --build build --config Release --parallel (Get-CimInstance Win32_ComputerSystem).NumberOfLogicalProcessors
         cmake.exe --install build --prefix GPUJPEG