make emagged marker component (fixed version of #13867) (#14096)

* The all-in-one hacking solution
The thinking man's lockpick
The iconic EMAG

* emagged medbay's stasis bed

* left med, emagged sec' apc

* went back to chem, emagged the dispenser

* emagged the fax while i was there

* had a donut while waiting for emag to charge

* i broke into the bridge then announced 'mandatory johnson inspection in medical'

* get system instead of dependency

* feedback

* net suggestion

Co-authored-by: metalgearsloth <31366439+metalgearsloth@users.noreply.github.com>

* use EnsureComp and import NetworkedComponent

---------

Co-authored-by: deltanedas <user@zenith>
Co-authored-by: deltanedas <deltanedas@laptop>
Co-authored-by: metalgearsloth <31366439+metalgearsloth@users.noreply.github.com>

Content.Server/Bed/BedSystem.cs

@@ -10,6 +10,7 @@ using Content.Shared.Bed.Sleep;
 using Content.Shared.Body.Components;
 using Content.Shared.Buckle.Components;
 using Content.Shared.Damage;
+using Content.Shared.Emag.Components;
 using Content.Shared.Emag.Systems;
 using Content.Server.Construction;
 using Content.Shared.Mobs.Systems;
@@ -114,7 +115,7 @@ namespace Content.Server.Bed
 
         private void OnEmagged(EntityUid uid, StasisBedComponent component, ref GotEmaggedEvent args)
         {
-            // Repeatable
+            args.Repeatable = true;
             // Reset any metabolisms first so they receive the multiplier correctly
             UpdateMetabolisms(uid, component, false);
             component.Multiplier = 1 / component.Multiplier;
@@ -139,7 +140,7 @@ namespace Content.Server.Bed
         {
             var metabolismRating = args.PartRatings[component.MachinePartMetabolismModifier];
             component.Multiplier = component.BaseMultiplier * metabolismRating; //linear scaling so it's not OP
-            if (component.Emagged)
+            if (HasComp<EmaggedComponent>(uid))
                 component.Multiplier = 1f / component.Multiplier;
         }