cmake H5_HAVE_FILTER_NBIT examples

szcom/rnnlib hdf5_snap/tools/h5dump/CMakeTests.cmake :1347 

endif (H5_HAVE_FILTER_NBIT)

szcom/rnnlib hdf5_snap/tools/h5repack/CMakeTests.cmake :662 

endif (H5_HAVE_FILTER_NBIT)