set_visible_page_name
Description:
Makes the page with the given name visible.
See [property@ViewStack:visible-child].
Parameters:
| this | a preferences window | 
| name | the name of the page to make visible | 
Makes the page with the given name visible.
See [property@ViewStack:visible-child].
| this | a preferences window | 
| name | the name of the page to make visible |