iio: imu: Add support to ASM330LHH

Added support to STM ASM330LHH IMU sensor (6-axis acc + gyro)
    - continuous mode support
    - i2c support
    - spi support
    - sw fifo mode support
    - temperature

Git-commit: 258244f33bfbcb658b808057c7d7739f609d268b
Git-repo: https://github.com/STMicroelectronics/STMems_ASM330LHH_IIO_HAL_Driver.git


Change-Id: I33ee074c0678dc76ab52a34f581c7f56c8c23482
Signed-off-by: Puneet yatnala <puneet@codeaurora.org>