Better arrangement of "new" menu (files plugin)

[susnux]

• As the last open part of Better arrangement of items in "New" menu in Files server#43728

The "new" menu entry should have the proper placement, all you need to do is to ad category: NewMenuEntryCategory.Other here:

text/src/helpers/files.js

Lines 118 to 120 in c2b25db

	addNewFileMenuEntry({
	id: 'rich-workspace-init',
	displayName: t('text', 'Add folder description'),

with:

import { NewMenuEntryCategory } from '@nextcloud/files'