Input: adxl34x - fix sparse warning

This fixes the following warning from sparse:

  CC [M]  drivers/input/misc/adxl34x.o
  CHECK   drivers/input/misc/adxl34x.c
drivers/input/misc/adxl34x.c:245:29: warning: cast to restricted __le16
drivers/input/misc/adxl34x.c:248:29: warning: cast to restricted __le16
drivers/input/misc/adxl34x.c:251:29: warning: cast to restricted __le16
Acked-by: Michael Hennerich <michael.hennerich@analog.com>
Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Link: https://lore.kernel.org/r/YWZIjb91d6aAwgss@google.comSigned-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

drivers/input/misc/adxl34x.c

@@ -237,7 +237,7 @@ static const struct adxl34x_platform_data adxl34x_default_init = {
 
 static void adxl34x_get_triple(struct adxl34x *ac, struct axis_triple *axis)
 {
-	short buf[3];
+	__le16 buf[3];
 
 	ac->bops->read_block(ac->dev, DATAX0, DATAZ1 - DATAX0 + 1, buf);