Removes usage of expanduser due to type 'path'

Removes the usage of the expanduser function because it is
being performed automatically by the type 'path' of the
path option.

lib/ansible/modules/files/ini_file.py

@@ -288,7 +288,7 @@ def main():
         supports_check_mode = True
     )
 
-    path = os.path.expanduser(module.params['path'])
+    path = module.params['path']
     section = module.params['section']
     option = module.params['option']
     value = module.params['value']