Reduce generated file name

Author: CuiYifeng

cmake/Modules/FindSYCL.cmake

@@ -268,7 +268,7 @@ macro(SYCL_WRAP_SRCS sycl_target generated_files)
       else()
         set(generated_file_path "${SYCL_compile_output_dir}/${CMAKE_CFG_INTDIR}")
       endif()
-      set(generated_file_basename "${sycl_target}_gen_${basename}${generated_extension}")
+      set(generated_file_basename "${sycl_target}_${basename}${generated_extension}")
       set(generated_file "${generated_file_path}/${generated_file_basename}")
       set(SYCL_generated_dependency_file "${SYCL_compile_intermediate_directory}/${generated_file_basename}.SYCL-depend") # generate by compiler options -M -MF
       set(cmake_dependency_file "${SYCL_compile_intermediate_directory}/${generated_file_basename}.depend") # parse and convert SYCL_generated_dependency_file(compiler format) to cmake format