iio: accel: Add bma150/smb380 support to bma180

The bma150/smb380 are very similar to the bma023 but have a temperature
channel as well.

Signed-off-by: Jonathan Bakker <xc-racer2@live.ca>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>