Fix services being mangled for non-bonding devices

Fixes issue introduced in commit 63da6808. When service discovery result
is received, we should use received address when looking up existing
services, if result is for non-bonding device.
Otherwise, we might miss existing services.

Bug: 339217881
Bug: 340188796
Bug: 346483569
Test: atest net_test_bta
Test: manual, bond with LE Audio capable device couple times
Change-Id: I83ca1d0fbbb7a9959e12278b3f67af73d6a15d1a