NFC: nci: fix possible crash in nci_core_conn_create

If the number of destination speific parameters supplied is 0
the call will fail. If the first destination specific parameter
does not have a value, curr_id will be set to 0.

Signed-off-by: Robert Dolca <robert.dolca@intel.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>