SIM: pushed transfer stub for ms5611_sim

The MS5611_SIM class is supposed to simulate data from a real
ms5611. An externl simulator could provide an interface to
call to get data that would be returned from a transfer() call.

Signed-off-by: Mark Charlebois <charlebm@gmail.com>

src/drivers/device/sim.h

@@ -97,8 +97,8 @@ protected:
 	 * @return		OK if the transfer was successful, -errno
 	 *			otherwise.
 	 */
-	virtual int		transfer(const uint8_t *send, unsigned send_len,
-				 uint8_t *recv, unsigned recv_len);
+	virtual int	transfer(const uint8_t *send, unsigned send_len,
+					 uint8_t *recv, unsigned recv_len);
 
 private:
 	uint16_t		_address;