Make chemistry machines and IdCardConsole use item slots (#5428)

* chemistry item slots

* item slots id card console

Content.Client/Chemistry/EntitySystems/ReagentDispenserSystem.cs

@@ -0,0 +1,11 @@
+using JetBrains.Annotations;
+using Content.Shared.Chemistry.EntitySystems;
+
+namespace Content.Client.Chemistry.EntitySystems
+{
+    [UsedImplicitly]
+    public sealed class ReagentDispenserSystem : SharedReagentDispenserSystem
+    {
+        // hello there.
+    }
+}