Remove translation sections from setup.cfg

These translation sections are not needed anymore, Babel can
generate translation files without them.

Change-Id: Iabd5a7c74c3e09175919bbd4fd62b834667b961c

babel.cfg

@@ -1,2 +0,0 @@
-[python: **.py]
-

setup.cfg

@@ -37,17 +37,3 @@ neutron.policies =
     neutron-dynamic-routing = neutron_dynamic_routing.policies:list_rules
 neutron.service_plugins =
     bgp = neutron_dynamic_routing.services.bgp.bgp_plugin:BgpPlugin
-
-[extract_messages]
-keywords = _ gettext ngettext l_ lazy_gettext
-mapping_file = babel.cfg
-output_file = neutron_dynamic_routing/locale/neutron_dynamic_routing.pot
-
-[compile_catalog]
-directory = neutron_dynamic_routing/locale
-domain = neutron_dynamic_routing
-
-[update_catalog]
-domain = neutron_dynamic_routing
-output_dir = neutron_dynamic_routing/locale
-input_file = neutron_dynamic_routing/locale/neutron_dynamic_routing.pot