adding icm42670p driver

[r-u-t-r-A]

Hi, ive created a driver for icm42670p since all MPU IMUs are end of life products, code compiles, tested on esp32s3 with gyro connected over i2c

[rtlopez]

Looks promising, can you prepare any sort of demo? I mean YT video for example and cli status command result. Thanks.

[r-u-t-r-A]

i will post it as fast as i can