brya: Alloc separate lsm6dso drvdata structures
brya: Alloc separate lsm6dso drvdata structures

Allocate separate lsm6dso drvdata structures for each
instance in the motion_sensors array.

BUG=b:242009482
TEST=zmake build brya
BRANCH=none

Signed-off-by: Andrew McRae <44ad1424cfc8411c96d9181798ca41ae55709dfb@google.com>
Change-Id: I87ac40cd64517f03a00c70b52afb1ff41a379d43
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/3837133
Reviewed-by: Peter Marheine <ef0b2c492edde94778d7465bfbaeed52c5be6858@chromium.org>

coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec