Reporting.Export.FlightSaleStatistics - adjustments in formatting (RTC-41456)

The following adjustments in file formatting were implemented:

• quotation marks removed from string columns,
• scheduled date time column extended with seconds and milliseconds,
• scheduled date time column values for fake flights set to 9999-12-31 22:59:59.999.

Budget menu with view and export/import functionality (RTC-36630)

A new menu with budget rows and import/export functionality.