Fix EF Core missing OrderBy warning

src/Predictalytics.Worker/Services/TradeReconciliationWorker.cs

@@ -73,6 +73,7 @@ public class TradeReconciliationWorker : BackgroundService
                 .Where(t => t.MarketOutcomeId == null && !string.IsNullOrEmpty(t.MarketId) && !db.Markets.Any(m => m.ConditionId == t.MarketId))
                 .Select(t => t.MarketId)
                 .Distinct()
+                .OrderBy(x => x)
                 .Take(50) // Limit to avoid rate limits
                 .ToListAsync(ct);