refactor: Changed MGE UPS to APC UPS (mgeups -> apc)

[laf]

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@FTBZ Is this ok?

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[ghost]

Sure, I will commit some changes today to fix other issues.

If you want to complete this PR with the full logo, it's available here:

APC_by_Schneider_Electric_RGB copie.EPS.svg.zip

[laf]

Thanks, logo updated.

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