Removed obsolete OC_WELL_KNOWN_PORT

Removed obsolete OC_WELL_KNOWN_PORT

Removed obsolete OC_WELL_KNOWN_PORT that was causing warnings.

Change-Id: I40034334e723b817818f80d9fedd60ed6ebcaf3a
Signed-off-by: Yuliya Kamatkova <yuliya.kamatkova@intel.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/360
Reviewed-by: Erich Keane <erich.keane@intel.com>
Tested-by: jenkins-iotivity <jenkins-iotivity@opendaylight.org>
Reviewed-by: Sashi Penta <sashi.kumar.penta@intel.com>
Reviewed-by: Sudarshan Prasad <sudarshan.prasad@intel.com>