Update translation files

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

Translation: server-tools-16.0/server-tools-16.0-attachment_unindex_content
Translate-URL: https://translation.odoo-community.org/projects/server-tools-16-0/server-tools-16-0-attachment_unindex_content/

attachment_unindex_content/i18n/ca.po

@@ -18,18 +18,3 @@ msgstr ""
 #: model:ir.model,name:attachment_unindex_content.model_ir_attachment
 msgid "Attachment"
 msgstr ""
-
-#. module: attachment_unindex_content
-#: model:ir.model.fields,field_description:attachment_unindex_content.field_ir_attachment__display_name
-msgid "Display Name"
-msgstr ""
-
-#. module: attachment_unindex_content
-#: model:ir.model.fields,field_description:attachment_unindex_content.field_ir_attachment__id
-msgid "ID"
-msgstr ""
-
-#. module: attachment_unindex_content
-#: model:ir.model.fields,field_description:attachment_unindex_content.field_ir_attachment____last_update
-msgid "Last Modified on"
-msgstr ""