* Add Switch Zyxel GS1900-8HP
* Update GS1900-8HP.yaml
Added airflow per manufac. specification
* Update GS1900-8HP.yaml
Updated port naming
* Add quotes to interface name
* Update GS1900-8HP.yaml
Fixed power adapter type
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Co-authored-by: Daniel W. Anner <daniel.anner@danstechsupport.com>