BluetoothServices: On unbond disconnected services if needed

Without this patch, service state machines might end up in connected
state even for already unbonded devices

Bug: 242645864
Tag: #feature
Test: atest BluetoothInstrumenatationTests
Merged-In: I16a83e5bc741ed7c0978000cd27bdbe7238d5c63
Change-Id: I16a83e5bc741ed7c0978000cd27bdbe7238d5c63
(cherry picked from commit 3cc77584)