Don't set group tags

They are unused in Fedora.

eog.spec

@@ -16,7 +16,6 @@ Source: http://download.gnome.org/sources/%{name}/3.20/%{name}-%{version}.tar.xz
 # The GFDL has an "or later version" clause embedded inside the license.
 # There is no need to add the + here.
 License: GPLv2+ and GFDL
-Group: User Interface/Desktops
 
 BuildRequires: pkgconfig(exempi-2.0)
 BuildRequires: pkgconfig(gdk-pixbuf-2.0)
@@ -53,7 +52,6 @@ eog is extensible through a plugin system.
 
 %package devel
 Summary: Support for developing plugins for the eog image viewer
-Group: Development/Libraries
 Requires: %{name}%{?_isa} = %{version}-%{release}
 
 %description devel
@@ -63,7 +61,6 @@ functionality to eog.
 
 %package  tests
 Summary:  Tests for the %{name} package
-Group:    Development/Libraries
 Requires: %{name}%{?_isa} = %{version}-%{release}
 Requires: dogtail
 Requires: python-behave
@@ -144,6 +141,7 @@ glib-compile-schemas %{_datadir}/glib-2.0/schemas >&/dev/null || :
 %changelog
 * Wed Oct 12 2016 Kalev Lember <klember@redhat.com> - 3.20.5-1
 - Update to 3.20.5
+- Don't set group tags
 
 * Sun Aug 21 2016 Kalev Lember <klember@redhat.com> - 3.20.4-1
 - Update to 3.20.4