Update Doc/library/webbrowser.rst

Co-authored-by: Hugo van Kemenade <[email protected]>

Author: secengjeff

Doc/library/webbrowser.rst

@@ -172,7 +172,7 @@ for the controller classes, all defined in this module.
 +------------------------+-----------------------------------------+-------+
 | ``'windows-default'``  | ``WindowsDefault``                      | \(2)  |
 +------------------------+-----------------------------------------+-------+
-| ``'MacOS'``            | ``MacOS('default')``                    | \(3)  |
+| ``'macos'``            | ``MacOS('default')``                    | \(3)  |
 +------------------------+-----------------------------------------+-------+
 | ``'safari'``           | ``MacOS('safari')``                     | \(3)  |
 +------------------------+-----------------------------------------+-------+