Proceed with pairing if connection is established during name discovery

BT stack tries to find the remote device name before the actually
pairing with it. If remote device gets connected during name discovery,
the btm_sec may not continue pairing.

Test: m com.android.btservices
Bug: 306433775
Change-Id: I684e9bd114f29a706ef3be7a43b3a3cd5dc9b62c