Merge "Support Neighbor Advertisement packet w/o TLLA option parsing." am: c6eb439fcb am: a73d636cc5 am: 6a04b871da

Original change: https://android-review.googlesource.com/c/platform/packages/modules/NetworkStack/+/1736503

Change-Id: I02dc78b1875433e5547328c09e9b0b4a7cecb509