cosmic-files-1.0.0-alt0.2.alpha.2.x86_64 freedesktop-desktop warn desktop-file-validate utility exited abnormally with the following message(s): /usr/share/applications/com.system76.CosmicFiles.desktop: error: value "COSMIC;Utility;FileManager;" for key "Categories" in group "Desktop Entry" contains an unregistered value "COSMIC"; values extending the format should start with "X-"; /usr/share/applications/com.system76.CosmicFiles.desktop: hint: value item "FileManager" in key "Categories" in group "Desktop Entry" can be extended with another category among the following categories: System;FileTools;