Remove deprecated restart: parameter from win_feature examples (#33848)

`restart` is a deprecated parameter. Show how to use `reboot_required`
in examples instead

lib/ansible/modules/windows/win_feature.py

@@ -99,9 +99,13 @@ EXAMPLES = r'''
   win_feature:
     name: Web-Server
     state: present
-    restart: True
     include_sub_features: True
     include_management_tools: True
+  register: win_feature
+
+- name: reboot if installing Web-Server feature requires it
+  win_reboot:
+  when: win_feature.reboot_required
 '''
 
 RETURN = r'''