More cleanup and restructuring, nothing of note

src/NadekoBot/Modules/Gambling/Slot/SlotResponse.cs

@@ -0,0 +1,10 @@
+#nullable disable
+namespace NadekoBot.Modules.Gambling;
+
+public class SlotResponse
+{
+    public float Multiplier { get; set; }
+    public long Won { get; set; }
+    public List<int> Rolls { get; set; } = new();
+    public GamblingError Error { get; set; }
+}