Merge "HwParcel: Remove ambiguous nullability annotation." into main am: a42c8c5a

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2986669



Change-Id: Ic4a7c033681ba5b26ade9f52e8fbc8c071c37b18
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>