Merge "Refine Radio HAL comments." into main am: 5854d8e456

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/3331295

Change-Id: Iad22285d61e038f6fc5c5f25ef4c570b6f116351
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>