win_tempfile: Fix pslint issues (#37720)

lib/ansible/modules/windows/win_tempfile.ps1

@@ -1,23 +1,10 @@
 #!powershell
-# (c) 2017, Dag Wieers <dag@wieers.com>
-#
-# This file is part of Ansible
-#
-# Ansible is free software: you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# Ansible is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with Ansible.  If not, see <http://www.gnu.org/licenses/>.
+# -*- coding: utf-8 -*-
 
-# WANT_JSON
-# POWERSHELL_COMMON
+# Copyright: (c) 2017, Dag Wieers (@dagwieers) <dag@wieers.com>
+# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
+
+#Requires -Module Ansible.ModuleUtils.Legacy
 
 Function New-TempFile {
     Param ([string]$path, [string]$prefix, [string]$suffix, [string]$type, [bool]$checkmode)