update Admin.NET/Admin.NET.Core/SqlSugar/SqlSugarSetup.cs.

IEnumerable可能多次枚举

Signed-off-by: 高级CV工程师 <2535688890@qq.com>

Admin.NET/Admin.NET.Core/SqlSugar/SqlSugarSetup.cs

@@ -554,7 +554,7 @@ public static class SqlSugarSetup
             var entityType = seedType.GetInterfaces().First().GetGenericArguments().First();
             if (!IsEntityForConfig(entityType, config)) return;
 
-            var seedData = GetSeedData(seedType);
+            var seedData = GetSeedData(seedType)?.ToList();
             if (seedData == null) return;
 
             AdjustSeedDataIds(seedData, config);