toshiba_bluetooth: Add missing newline in toshiba_bluetooth_present function

This patch simply adds a missing newline in the error string printed
by the toshiba_bluetooth_present function.

This is just a cosmetic change, no functionality was changed.

Signed-off-by: Azael Avalos <coproscefalo@gmail.com>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>