fix: 修复dispose 不生效的问题

framework/NPin.Framework.SqlSugarCore/Uow/SqlSugarTransactionApi.cs

@@ -19,6 +19,7 @@ public class SqlSugarTransactionApi : ITransactionApi, ISupportsRollback
 
     public void Dispose()
     {
+        _sqlSugarDbContext.SqlSugarClient.Ado.Dispose();
     }
 
     public async Task CommitAsync(CancellationToken cancellationToken = default)