Merge "Remove unused osi_rand" into main am: d2d1a3eb

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/3108657



Change-Id: I9c6d7e2532b3981f23841fb594f25dfd066d2682
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>