[SECURITY] Fedora 45 Update: docbook5-schemas-5.1-19.fc45

Docbook 5.X is a complete rewrite of Docbook in RELAX NG and not compatible with previous Docbook versions. This package contains Relax NG , DTD and W3C schema for Docbook 5.X. Syntax of those schemas is XML-compliant and is developed by the OASIS consortium...