Merge "connection_manager: one method for direct connect establishment" into main am: 63820119

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/3315277



Change-Id: I72a3d3165d904946b23c8972cce9a09cca301f37
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>