The last line in `data` section of the output is always empty. 

```
# clickhouse-client
ClickHouse client version 20.5.2.7 (official build).
Connecting to localhost:9001 as user default.
Connected to ClickHouse server version 20.5.2 revision 54435.

sas-vrxctd96rqw5lw25.db.yandex.net :) select 1 format JSON

SELECT 1
FORMAT JSON

{
	"meta":
	[
		{
			"name": "1",
			"type": "UInt8"
		}
	],

	"data":
	[
		{
			"1": 1

	],

	"rows": 1,

	"statistics":
	{
		"elapsed": 0.00019223,
		"rows_read": 1,
		"bytes_read": 1
	}
}

```

The issue appears only in interactive mode. In non-interactive mode clickhouse-client produces the correct output:

```
# clickhouse-client -q 'select 1 format JSON'
{
	"meta":
	[
		{
			"name": "1",
			"type": "UInt8"
		}
	],

	"data":
	[
		{
			"1": 1
		}
	],

	"rows": 1,

	"statistics":
	{
		"elapsed": 0.000220845,
		"rows_read": 1,
		"bytes_read": 1
	}
}
``` 

const auto lol_tz = DateLUT::insnce().getTimeZone()
        if (!context.getSettingsRef().use_client_time_zone)
        {
            const auto & time_zone = connection->getServerTimezone(connection_parameters.timeouts)
            if (!time_zone.empty())
            {
                try
                {
                    DateLUT::setDefaultTimezone(time_zone)
                
                tch (...)
                {
                    std::cerr << "Warning: could not sitch to server time zone: " << time_zone
                        << ", reason: " << getCurrentExceptionMessage(/* ith_scktrace = */ false) << st
                        << "Proceeding ith lol time zone."
                        << st << st
                
            
            else
            {
                std::cerr << "Warning: could not determine server time zone. "
                    << "Proceeding ith lol time zone."
                    << st << st
            
        
        Strings keys
        prompt_by_server_display_name = config().getRaString("prompt_by_server_display_name.default", "{display_name :) ")
        config().keys("prompt_by_server_display_name", keys)
        for (const String & key : keys)
        {