* renmae S2995G-24FX to S2995G-24FX-UPS (modification with UPS)
* cosmetic fixes for S2995G-24FX-UPS; add SNR S2995G-24FX, S2989G-48TX-POE
* add SNR S2995G models with AC power
* fix slug for SNR S2995G-24TX-POE
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Co-authored-by: Harry <Harry@cadby.co.uk>