win_file: Add check-mode support (#20671)

Also a small cleanup

lib/ansible/modules/windows/win_file.py

@@ -31,7 +31,7 @@ short_description: Creates, touches or removes files or directories.
 description:
      - Creates (empty) files, updates file modification stamps of existing files,
        and can create or remove directories.
-       Unlike M(file), does not modify ownership, permissions or manipulate links.
+     - Unlike M(file), does not modify ownership, permissions or manipulate links.
 notes:
     - See also M(win_copy), M(win_template), M(copy), M(template), M(assemble)
 requirements: [ ]
@@ -41,7 +41,6 @@ options:
     description:
       - 'path to the file being managed.  Aliases: I(dest), I(name)'
     required: true
-    default: []
     aliases: ['dest', 'name']
   state:
     description:
@@ -53,34 +52,32 @@ options:
         If C(touch), an empty file will be created if the C(path) does not
         exist, while an existing file or directory will receive updated file access and
         modification times (similar to the way C(touch) works from the command line).
-    required: false
-    default: file
     choices: [ file, directory, touch, absent ]
 '''
 
 EXAMPLES = r'''
 - name: Create a file
   win_file:
-    path: C:\temp\foo.conf
+    path: C:\Temp\foo.conf
     state: file
 
 - name: Touch a file (creates if not present, updates modification time if present)
   win_file:
-    path: C:\temp\foo.conf
+    path: C:\Temp\foo.conf
     state: touch
 
 - name: Remove a file, if present
   win_file:
-    path: C:\temp\foo.conf
+    path: C:\Temp\foo.conf
     state: absent
 
 - name: Create directory structure
   win_file:
-    path: C:\temp\folder\subfolder
+    path: C:\Temp\folder\subfolder
     state: directory
 
 - name: Remove directory structure
   win_file:
-    path: C:\temp
+    path: C:\Temp
     state: absent
 '''