Cycles: oneAPI: fix linking for when icpx compiler is used

When compiling from MSVC environment, libs such as libircmt.lib weren't
found, we need to set the path to these in LIB environment variable.

intern/cycles/kernel/CMakeLists.txt

@@ -862,7 +862,7 @@ if(WITH_CYCLES_DEVICE_ONEAPI)
     add_custom_command(
       OUTPUT ${cycles_kernel_oneapi_lib} ${cycles_kernel_oneapi_linker_lib}
       COMMAND ${CMAKE_COMMAND} -E env
-              "LIB=${sycl_compiler_root}/../lib" # for compiler to find sycl.lib
+              "LIB=${sycl_compiler_root}/../lib\;${sycl_compiler_root}/../compiler/lib/intel64_win" # for compiler to find sycl.lib and in case of icpx, libircmt.lib
               "PATH=${OCLOC_INSTALL_DIR}\;${sycl_compiler_root}"
               ${SYCL_COMPILER}
               "$<$<CONFIG:Release>:${sycl_compiler_flags_Release}>"