private void generateTestFlightsBtn_Click(object sender, EventArgs e)
 {
     flightsRequirements = TestData.generateTestFlightsRequirements();
     updateFlightsDataGridView();
 }
 private void generateTestCrewBtn_Click(object sender, EventArgs e)
 {
     personel = TestData.generateTestCrew();
     updateCrewDataGridView();
 }