BTA_DmSearch() function

* Function BTA_DmSearchExt * Description This function searches for peer Bluetooth devices. It performs * an inquiry and gets the remote name for devices. Service * discovery is done if services is non zero * Parameters p_dm_inq: inquiry conditions * p_services: if service is not empty, service discovery will be done. * for all GATT based service condition, put num_uuid, and * p_uuid is the pointer to the list of UUID values. * p_cback: callback function when search is completed. * Returns void