Outline side panel does not handle bullet (unicode?) characters
I noticed a bug in outline side panel: bullet "•" chars do not get rendered;
it is replaced by a square char (U+F0B7);
in the main document view, those chars get rendered normally.
example PDF: Annuncio_IMMOBILIARE.pdf
screenshot: Screenshot_from_2023-08-29_18-37-57
Arch Linux x86_64 w/ evince-44.3, poppler-23.08.0, poppler-data-0.4.12