Remove server-side sprite references from chem master (#15888)

Co-authored-by: metalgearsloth <comedian_vs_clown@hotmail.com>

Content.Client/Chemistry/EntitySystems/PillSystem.cs

@@ -0,0 +1,24 @@
+using Content.Shared.Chemistry.Components;
+using Robust.Client.GameObjects;
+
+namespace Content.Client.Chemistry.EntitySystems;
+
+public sealed class PillSystem : EntitySystem
+{
+    public override void Initialize()
+    {
+        base.Initialize();
+        SubscribeLocalEvent<PillComponent, AfterAutoHandleStateEvent>(OnHandleState);
+    }
+
+    private void OnHandleState(EntityUid uid, PillComponent component, ref AfterAutoHandleStateEvent args)
+    {
+        if (!TryComp(uid, out SpriteComponent? sprite))
+            return;
+
+        if (!sprite.TryGetLayer(0, out var layer))
+            return;
+
+        layer.SetState($"pill{component.PillType + 1}");
+    }
+}