LibWeb/ARIA: Add missing structure roles

Author: https://github.com/Simek
Commit: e7ef8da7f3
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/2843
Reviewed-by: https://github.com/sideshowbarker
Reviewed-by: https://github.com/trflynn89 ✅

Libraries/LibWeb/ARIA/Roles.cpp

@@ -103,6 +103,7 @@ bool is_document_structure_role(Role role)
         Role::blockquote,
         Role::caption,
         Role::cell,
+        Role::code,
         Role::columnheader,
         Role::definition,
         Role::deletion,
@@ -130,6 +131,7 @@ bool is_document_structure_role(Role role)
         Role::separator, // TODO: Only when not focusable
         Role::strong,
         Role::subscript,
+        Role::superscript,
         Role::table,
         Role::term,
         Role::time,