message: update to 1.6
diff: @@ -105,7 +105,7 @@ def rocfft_build_pipeline( String build_type, String clang_version, String boost
  return void
  }
  -node('rocm-1.5 && gfx803')
  +node('rocm-1.6 && gfx803')
  {
  rocfft_build_pipeline( "Release", "3.8", "/opt/boost/clang-3.8" )
  }
  