fixed - Hardcoded template for styling filters

Resources/doc/reference/configuration.rst

@@ -101,6 +101,7 @@ Full Configuration Options
                 dashboard:            SonataAdminBundle:Core:dashboard.html.twig
                 search:               SonataAdminBundle:Core:search.html.twig
                 list:                 SonataAdminBundle:CRUD:list.html.twig
+                filter:               SonataAdminBundle:Form:filter_admin_fields.html.twig
                 show:                 SonataAdminBundle:CRUD:show.html.twig
                 edit:                 SonataAdminBundle:CRUD:edit.html.twig
                 preview:              SonataAdminBundle:CRUD:preview.html.twig

Resources/doc/reference/templates.rst

@@ -110,6 +110,7 @@ You can specify your templates in the config.yml file, like so:
                 acl:     SonataAdminBundle:CRUD:acl.html.twig
                 action:  SonataAdminBundle:CRUD:action.html.twig
                 select:  SonataAdminBundle:CRUD:list__select.html.twig
+                filter:  SonataAdminBundle:Form:filter_admin_fields.html.twig
                 dashboard:           SonataAdminBundle:Core:dashboard.html.twig
                 search:              SonataAdminBundle:Core:search.html.twig
                 batch_confirmation:  SonataAdminBundle:CRUD:batch_confirmation.html.twig