mass-added the utf-8 marker (#3163) (#3170)

* added the utf-8 marker

* fixed the utf-8 marker where it was missde before

(cherry picked from commit 771e9de010)

Co-authored-by: Alexei Znamensky <103110+russoz@users.noreply.github.com>

plugins/module_utils/storage/emc/emc_vnx.py

@@ -1,3 +1,4 @@
+# -*- coding: utf-8 -*-
 # This code is part of Ansible, but is an independent component.
 # This particular file snippet, and this file snippet only, is BSD licensed.
 # Modules you write using this snippet, which is embedded dynamically by Ansible

plugins/module_utils/storage/hpe3par/hpe3par.py

@@ -1,3 +1,4 @@
+# -*- coding: utf-8 -*-
 # Copyright: (c) 2018, Hewlett Packard Enterprise Development LP
 # Simplified BSD License (see licenses/simplified_bsd.txt or https://opensource.org/licenses/BSD-2-Clause)