Scale other needed metabolism reagents (#12005)

Closes https://github.com/space-wizards/space-station-14/issues/7434

Content.Server/Chemistry/ReagentEffects/ModifyBloodLevel.cs

@@ -19,6 +19,8 @@ public sealed class ModifyBloodLevel : ReagentEffect
         {
             var sys = EntitySystem.Get<BloodstreamSystem>();
             var amt = Scaled ? Amount * args.Quantity : Amount;
+            amt *= args.Scale;
+
             sys.TryModifyBloodLevel(args.SolutionEntity, amt, blood);
         }
     }