Merge "[Invisalign2] Refine some comments in btm_sec.cc" into main am: 8b7ab2f0 am: 90c757b6

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/2831410



Change-Id: Ib281dba2d3afddd5766aebeba0827dca0b93ce50
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>