doc_fragments: Clean up parameter types (storage) (#52179)

* module_utils: Clean up parameter types (storage)

This PR includes:

- Parameter types added
- Copyright format fixes
- Short license statement
- Description fixes (only for a few files, then I stopped :-))

* Fix quotes

* Fix rST issue

lib/ansible/plugins/doc_fragments/emc.py

@@ -1,43 +1,42 @@
-#
-# Copyright (c) 2018, Luca 'remix_tj' Lorenzetto <lorenzetto.luca@gmail.com>
-#
-# This file is part of Ansible
-#
+# -*- coding: utf-8 -*-
+
+# Copyright: (c) 2018, Luca Lorenzetto (@remix_tj) <lorenzetto.luca@gmail.com>
 # GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
 
 
 class ModuleDocFragment(object):
 
-    DOCUMENTATION = """
+    DOCUMENTATION = r'''
 options:
   - See respective platform section for more details
 requirements:
   - See respective platform section for more details
 notes:
   - Ansible modules are available for EMC VNX.
-"""
+'''
 
     # Documentation fragment for VNX (emc_vnx)
-    EMC_VNX = """
+    EMC_VNX = r'''
 options:
     sp_address:
         description:
             - Address of the SP of target/secondary storage.
+        type: str
         required: true
     sp_user:
         description:
             - Username for accessing SP.
+        type: str
         default: sysadmin
-        required: false
     sp_password:
         description:
             - password for accessing SP.
+        type: str
         default: sysadmin
-        required: false
 requirements:
   - An EMC VNX Storage device.
   - Ansible 2.7.
   - storops (0.5.10 or greater). Install using 'pip install storops'.
 notes:
   - The modules prefixed with emc_vnx are built to support the EMC VNX storage platform.
-    """
+'''