i18n: fix translation entry point

setup.cfg

@@ -3,6 +3,7 @@
 # This file is part of Invenio.
 # Copyright (C) 2022 CERN.
 # Copyright (C) 2022 Graz University of Technology.
+# Copyright (C) 2024 KTH Royal Institute of Technology.
 #
 # Invenio is free software; you can redistribute it and/or modify it
 # under the terms of the MIT License; see LICENSE file for more details.
@@ -45,8 +46,8 @@ invenio_base.apps =
     invenio_search_ui = invenio_search_ui:InvenioSearchUI
 invenio_base.blueprints =
     invenio_search_ui = invenio_search_ui.views:blueprint
-invenio_search_ui.translations =
-    messages = invenio_search_ui
+invenio_i18n.translations =
+    invenio_search_ui = invenio_search_ui
 invenio_assets.webpack =
     invenio_search_ui = invenio_search_ui.webpack:search_ui