[SECURITY] Fedora 43 Update: sigil-2.6.2-3.fc43

Sigil is a multi-platform WYSIWYG ebook editor. It is designed to edit books in ePub format. Now what does it have to offer... Full Unicode support: everything you see in Sigil is in UTF-16 Full EPUB spec support WYSIWYG editing Multiple Views: Book View, Code View and Split View Metadata editor...