Update translation files

Updated by "Update PO files to match POT (msgmerge)" hook in Weblate.

Translation: server-tools-12.0/server-tools-12.0-excel_import_export
Translate-URL: https://translation.odoo-community.org/projects/server-tools-12-0/server-tools-12-0-excel_import_export/

excel_import_export/i18n/zh_CN.po

@@ -283,6 +283,18 @@ msgstr "添加工作表部分"
 msgid "Allow Choose Template"
 msgstr "添加表单部分"
 
+#. module: excel_import_export
+#: model:ir.model.fields,field_description:excel_import_export.field_export_xlsx_wizard__attachment_ids
+#: model:ir.model.fields,field_description:excel_import_export.field_xlsx_export__attachment_ids
+#: model:ir.model.fields,field_description:excel_import_export.field_xlsx_import__attachment_ids
+#: model:ir.model.fields,field_description:excel_import_export.field_xlsx_report__attachment_ids
+#: model:ir.model.fields,field_description:excel_import_export.field_xlsx_styles__attachment_ids
+#: model:ir.model.fields,field_description:excel_import_export.field_xlsx_template__attachment_ids
+#: model:ir.model.fields,field_description:excel_import_export.field_xlsx_template_export__attachment_ids
+#: model:ir.model.fields,field_description:excel_import_export.field_xlsx_template_import__attachment_ids
+msgid "Attachments"
+msgstr ""
+
 #. module: excel_import_export
 #: model:ir.model,name:excel_import_export.model_xlsx_styles
 msgid "Available styles for excel"