gtk: remove_tick_callback should be marked as ignored
even if it's implemented manually, it's not implemented on the same struct/trait and so the docs fail to find where it exists
causing broken links to it
@@ -2477,7 +2477,7 @@ manual_traits = ["WidgetExtManual"]
doc_trait_name = "WidgetExtManual"
[[object.function]]
name = "remove_tick_callback"
- manual = true
+ ignore = true # implemented manually in a different type
[[object.function]]
name = "activate_action_variant"
rename = "activate_action"
