Remove obsolete Group tag

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

augeas.spec

@@ -3,7 +3,6 @@ Version:        1.11.0
 Release:        2%{?dist}
 Summary:        A library for changing configuration files
 
-Group:          System Environment/Libraries
 License:        LGPLv2+
 URL:            http://augeas.net/
 Source0:        http://download.augeas.net/%{name}-%{version}.tar.gz
@@ -26,7 +25,6 @@ format and the transformation into a tree.
 
 %package        devel
 Summary:        Development files for %{name}
-Group:          Development/Libraries
 Requires:       %{name}-libs = %{version}-%{release}
 Requires:       pkgconfig
 
@@ -37,7 +35,6 @@ developing applications that use %{name}.
 
 %package        libs
 Summary:        Libraries for %{name}
-Group:          System Environment/Libraries
 
 %description    libs
 The libraries for %{name}.
@@ -49,7 +46,6 @@ read files.
 
 %package        static
 Summary:        Static libraries for %{name}
-Group:          Development/Libraries
 Requires:       %{name}-devel = %{version}-%{release}
 
 %description    static