fix

Author: KirillKurdyukov

src/Ydb.Sdk/test/Ydb.Sdk.Ado.Tests/YdbParameterTests.cs

@@ -695,7 +695,7 @@ public async Task YdbParameter_SetValue_ArrayOrList_ConvertsToYdbList(YdbDbType
         }.ExecuteScalarAsync();
 
         Assert.Equal(3ul, count);
-        Assert.Equal(list.Count, await new YdbCommand(ydbConnection)
+        Assert.Equal((ulong)list.Count, await new YdbCommand(ydbConnection)
             { CommandText = $"SELECT COUNT(*) FROM `{testTable}`" }.ExecuteScalarAsync());
 
         await new YdbCommand(ydbConnection) { CommandText = $"DROP TABLE `{testTable}`" }.ExecuteNonQueryAsync();