Remove obsolete Group tag

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

unixcw.spec

@@ -3,7 +3,6 @@ Version:	3.5.0
 Release:	7%{?dist}
 Summary:	Shared library for Morse programs
 
-Group:		Applications/Communications
 License:	GPLv2+
 URL:		http://unixcw.sourceforge.net
 Source0:	http://download.sourceforge.net/%{name}/%{name}-%{version}.tar.gz
@@ -18,7 +17,6 @@ form a Morse code tutor suite, useful for Amateur and Marine radio operators.
 
 %package	devel
 Summary:	Development files for %{name}
-Group:		Development/Libraries
 Requires:	%{name} = %{version}-%{release}
 Requires:	pkgconfig