Update copyright statements (2021)

Signed-off-by: Rafal Stefanowski <rafal.stefanowski@intel.com>

test/smoke_test/cas_options

@@ -1,7 +1,7 @@
 #!/bin/bash
 
 #
-# Copyright(c) 2012-2020 Intel Corporation
+# Copyright(c) 2012-2021 Intel Corporation
 # SPDX-License-Identifier: BSD-3-Clause-Clear
 #
 # Whenever adding new options (required or optional), add them to the variable below.