Fixes missing lib when compiling some SYCL benchmarks:
ld: cannot find -lstdc++fs: No such file or directory
Reviewed-by: Rodrigo Arias Mallo <rodrigo.arias@bsc.es>
When using `icpx -fsycl -fsycl-host-compiler=clang++`, the inner
compiler will use the flags set in the icpx wrapper and it will break.
Reviewed-by: Rodrigo Arias Mallo <rodrigo.arias@bsc.es>
