Disconnect all ACL links if BREDR is disabled

This is a fix issue when bredr is off and ble is on, but rfcomm socket
is still listening for RFCOMM connections from the devices.

Flag: com.android.bluetooth.flags.disconnect_acls_by_bredr_disabled
Test: m com.android.btservices
Bug: 110362576
Bug: 387198958
Bug: 391263869

Change-Id: I7050a82d812a117c4c2ca806c9a7eacec93dc772