Remove obsolete Group tag

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

python-zope-exceptions.spec

@@ -10,7 +10,6 @@ Version:    4.0.8
 Release:    11%{?dist}
 Source0:    http://pypi.python.org/packages/source/z/%{modname}/%{modname}-%{version}.tar.gz
 License:    ZPLv2.1
-Group:      Development/Libraries
 BuildArch:  noarch
 URL:        http://pypi.python.org/pypi/zope.exceptions
 
@@ -20,7 +19,6 @@ general purpose that they don't belong in Zope application-specific packages.
 
 %package -n python2-zope-exceptions
 Summary:    Zope Exceptions
-Group:      Development/Libraries
 %{?python_provide:%python_provide python2-zope-exceptions}
 
 BuildRequires:  python2-devel
@@ -42,7 +40,6 @@ general purpose that they don't belong in Zope application-specific packages.
 %if 0%{?with_python3}
 %package -n python3-zope-exceptions
 Summary:    Zope Exceptions
-Group:      Development/Libraries
 %{?python_provide:%python_provide python3-zope-exceptions}
 
 BuildRequires:  python3-devel