Remove obsolete Group tag

References: https://fedoraproject.org/wiki/Changes/Remove_Group_Tag

gnome-commander.spec

@@ -61,7 +61,6 @@ Summary:       A nice and fast file manager for the GNOME desktop
 Summary(pl):   Menadżer plików dla GNOME oparty o Norton Commander'a (TM)
 Summary(sv):   GNOME Commander är en snabb och smidig filhanderare för GNOME
 
-Group:         Applications/File
 License:       GPLv2+
 URL:           http://gcmd.github.io/
 Source0:       ftp://ftp.gnome.org/pub/GNOME/sources/%{name}/1.8/%{name}-%{version}%{?extratag:-%extratag}.tar.xz