Fix : Bonding complete event is sent twice.

Fix : Bonding complete event is sent twice.

[Model] All
[BinType] AP
[Customer] OPEN

[Issue#] N/A
[Request] Internal
[Occurrence Version] N/A

[Problem] When DUT request LE pairing, bonding complete event generated twice.
[Cause & Measure] "Paired" signal emmited twice. Just send one signal
[Checking Method] Request LE pairing

[Team] IoT Hub
[Developer] Injun Yang
[Solution company] Samsung
[Change Type] Specification change

* bluetooth-frwk changes required
a29ceb772571647ec4c4b30c85f1abb034b84fed

Change-Id: I8cfa84f1d5c2ccbdbfac633cc5ab3d7e33994690
Signed-off-by: injun.yang <injun.yang@samsung.com>
Signed-off-by: DoHyun Pyun <dh79.pyun@samsung.com>