message: lcals-kokkos/CMakeLists.txt: fix copyright date
diff: ###############################################################################
  -# Copyright (c) 2017-20, Lawrence Livermore National Security, LLC
  +# Copyright (c) 2017-22, Lawrence Livermore National Security, LLC
  # and RAJA Performance Suite project contributors.
  # See the RAJAPerf/COPYRIGHT file for details.
  #
  