feat(bp): add BattlePassSeasonEntry + BattlePassRewardEntry + BattlePassTrack enum

SVSim.Database/Enums/BattlePassTrack.cs

@@ -0,0 +1,11 @@
+namespace SVSim.Database.Enums;
+
+/// <summary>
+/// Reward track on a battle pass season. Wire shape uses the section keys
+/// <c>"normal"</c> and <c>"premium"</c> under <c>reward_info</c>.
+/// </summary>
+public enum BattlePassTrack
+{
+    Normal = 0,
+    Premium = 1,
+}