Fixed spacing in setup.cfg

setup.py adds these spaces when distributing.

setup.cfg

@@ -3,8 +3,8 @@ doc_files = docs extras AUTHORS INSTALL LICENSE README.rst
 install-script = scripts/rpm-install.sh
 
 [flake8]
-exclude=build,.git,./django/utils/lru_cache.py,./django/utils/six.py,./django/conf/app_template/*,./django/dispatch/weakref_backports.py,./tests/.env,./xmlrunner
-ignore=E123,E128,E402,E501,W503,E731,W601
+exclude = build,.git,./django/utils/lru_cache.py,./django/utils/six.py,./django/conf/app_template/*,./django/dispatch/weakref_backports.py,./tests/.env,./xmlrunner
+ignore = E123,E128,E402,E501,W503,E731,W601
 max-line-length = 119
 
 [isort]