floss: update bond and connect calls to provide status

Update connect_all_enabled_profiles and create_bond to return status instead of boolean to the caller. This would enable more refined pairing and connection metrics.

The API version has been updated to 0.4.0

Bug: 333783819
Bug: 330588663
Test: m com.android.btservices
Test: emerge-brya floss
Tag: #floss
Flag: EXEMPT, floss only changes

Change-Id: Iea0237d21b553844584eddb5d4d3074ccda55938