* update devices to 2.5 Gbit versions * update to 2.5 Gbit versions * fix trailing whitespace * add weight and airflow * add weight and airflow * add weight and airflow * add link to specs * fix comment * fix comment * fix comment * add comment * improve comment * Update DEC2752.yaml * Update DEC740.yaml * Update DEC2752.yaml --------- Co-authored-by: Harry <Harry@cadby.co.uk>