Perform gyroscope calibration for current IMU.

def gyro_calibration(self):
        """Perform gyroscope calibration for current IMU."""
        QtWidgets.QMessageBox.information(self, 'Gyro calibration', 'Ensure the selected IMU is in a stable, unmoving position, then click OK. Don\'t move the the IMU for a few seconds')
        self.calibration_state = self.CAL_GYRO
        self.gyro_dialog = SK8GyroDialog(self.sk8.get_imu(self.spinIMU.value()), self)
        if self.gyro_dialog.exec_() == QDialog.Rejected:
            return
        
        self.calculate_gyro_calibration(self.gyro_dialog.samples)