Fix chemical explosion scaling. (#41153)

Fix area reaction scaling

Co-authored-by: Princess Cheeseballs <66055347+Pronana@users.noreply.github.com>

Content.Shared/EntityEffects/Effects/Solution/AreaReactionEntityEffect.cs

@@ -28,6 +28,8 @@ public sealed partial class AreaReactionEffect : EntityEffectBase<AreaReactionEf
     /// </summary>
     [DataField(required: true)] public SoundSpecifier Sound = default!;
 
+    public override bool Scaling => true;
+
     public override string EntityEffectGuidebookText(IPrototypeManager prototype, IEntitySystemManager entSys)
         => Loc.GetString("entity-effect-guidebook-area-reaction",
             ("duration", Duration)