Refactor CUDA flags in CMakeLists.txt for improved clarity and consistency

Author: royshil

CMakeLists.txt

@@ -52,9 +52,8 @@ if(WIN32)
   if(WHISPERCPP_WITH_CUDA)
     # Build with CUDA
     set(WHISPER_ADDITIONAL_ENV "")
-    set(WHISPER_ADDITIONAL_CMAKE_ARGS
-        -DGGML_CUDA=ON -DCMAKE_CUDA_ARCHITECTURES=all
-        "-DCMAKE_CUDA_FLAGS=--threads=0 --split-compile=0")
+    set(WHISPER_ADDITIONAL_CMAKE_ARGS -DGGML_CUDA=ON
+                                      -DCMAKE_CUDA_ARCHITECTURES=all)
     set(WHISPER_CMAKE_GENERATOR ${CMAKE_GENERATOR})
   elseif(WHISPERCPP_WITH_VULKAN)
     if(NOT DEFINED ENV{VULKAN_SDK_PATH})