Power stuff (#31314)

* Power stuff

- Add shared IsPowered
- Add shared ResolveApc
- Move PowerChangedEvent to shared for now
- Add SlimPoweredLight that actually functions how you'd expect a PoweredLight to function it id didn't have a bunch of bloat on it.

* big update

* boing

Content.Server/Cargo/Systems/CargoSystem.Telepad.cs

@@ -6,6 +6,7 @@ using Content.Server.Station.Components;
 using Content.Shared.Cargo;
 using Content.Shared.Cargo.Components;
 using Content.Shared.DeviceLinking;
+using Content.Shared.Power;
 using Robust.Shared.Audio;
 using Robust.Shared.Random;
 using Robust.Shared.Utility;