feat: add MetroBreeze NewYork device from Klarstein (#5614)
* feat: add MetroBreeze NewYork device from Klarstein
* Update Klarstein MetroBreeze air conditioner YAML
Refactor Klarstein MetroBreeze configuration to improve clarity and structure.
* cleanup: whitespace
* fix(klarstein_metrobreezeny_airconditioner): file naming convention
* Rename translation key from 'defrost' to 'anti_frost'
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Co-authored-by: Jason Rumney <make-all@users.noreply.github.com>