Merge "Fix nullability annotations on equals methods" into main am: 4dace5f6

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/2822776



Change-Id: I24cc2e2b42af7f83bbf8b90e670d194c3bc9630b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>