Bluetooth: Adding transport type while initiating discovery

This change ensures that the completion of SMP pairing for LE
devices specifically requests remote device discovery based on
transport type set to LE to prevent initiation of BR/EDR
connection due to incorrect transport type info

CRs-Fixed: 755108
Change-Id: I353f2bd41ce91c4d38ce90349ccf9fa49b82f872
4 files changed