Changed *_MOVE and *_POS HAL docs to be consistent. am: f77dd218aa am: 7a431cdcd9

Original change: https://googleplex-android-review.googlesource.com/c/platform/hardware/interfaces/+/22141215

Change-Id: I5967e9efb58385191b83bd59545aa2147cb4dedc
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>