* Add support for AVM FRITZ!Box 7490
Introduces device specifications for FRITZ!Box 7490 including
interfaces, power port details, and airflow properties. Enhances
compatibility for device management and integration.
* Adds weight info to device specification
Includes both weight and unit measurements to enhance device
metrics for better physical understanding and planning.
Relates to FRITZBox-7490 specification update
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Co-authored-by: Harry <Harry@cadby.co.uk>
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