openimagedenoise: fix cuda cmake patch

Remove upstream workarounds for CMake "limitations" that do not appear to exist

in nixpkgs build environment, but rather break the build, presumably because

CMAKE_INSTALL_{BIN,LIB}DIR is an absolute path in our build so

CMAKE_INSTALL_PREFIX has no effect.

diff --git a/devices/CMakeLists.txt b/devices/CMakeLists.txt

index d5111cd..43986ad 100644

index a0ea112..4d03b4f 100644

--- a/devices/CMakeLists.txt

+++ b/devices/CMakeLists.txt

@@ -53,7 +53,6 @@ if(OIDN_DEVICE_CUDA)

@@ -47,7 +47,6 @@ if(OIDN_DEVICE_CUDA)

     -DCMAKE_CXX_COMPILER:FILEPATH=${_host_compiler}

     -DCMAKE_TOOLCHAIN_FILE:FILEPATH=${CMAKE_TOOLCHAIN_FILE}

     -DCMAKE_BUILD_TYPE:STRING=${CMAKE_BUILD_TYPE}

-    -DCMAKE_INSTALL_PREFIX:PATH=${CMAKE_CURRENT_BINARY_DIR}/cuda/preinstall

     -DCMAKE_INSTALL_BINDIR:PATH=${CMAKE_INSTALL_BINDIR}

     -DCMAKE_INSTALL_LIBDIR:PATH=${CMAKE_INSTALL_LIBDIR}

       -DCUDAToolkit_ROOT:PATH=${CUDAToolkit_ROOT}

@@ -69,14 +68,6 @@ if(OIDN_DEVICE_CUDA)

     -DOIDN_ROOT_BINARY_DIR:PATH=${OIDN_ROOT_BINARY_DIR}

@@ -78,14 +77,6 @@ if(OIDN_DEVICE_CUDA)

     DEPENDS

       OpenImageDenoise_core

   )

 endif()

 if(OIDN_DEVICE_HIP)

@@ -186,4 +177,4 @@ endif()

 if(OIDN_DEVICE_METAL)

   add_subdirectory(metal)

-endif()

\ No newline at end of file

+endif()