Merge "Add old DeviceInfo version documentation" am: d0c02789ad am: ec275b18d7

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2494236

Change-Id: Ic180f157e64adeff084ba741839552b8934b8ba7
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>