Upload command update for Arduino DUE

Upload command update for Arduino DUE

With the previous implementation, CA and RI binaries were trying to get uploaded
on DUE board during SConscript parsing.

Change-Id: I12955a09e5695192b6cb756f2252b12bc62c0726
Signed-off-by: sandipan.p <sandipan.p@samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/2515
Reviewed-by: Abhishek Sharma <ce.abhishek@samsung.com>
Tested-by: jenkins-iotivity <jenkins-iotivity@opendaylight.org>
Reviewed-by: Ashok Babu Channa <ashok.channa@samsung.com>
Reviewed-by: Naga Ashok Jampani <jn.ashok@samsung.com>
Reviewed-by: Abhishek Pandey <abhi.siso@samsung.com>
Reviewed-by: Patrick Lankswert <patrick.lankswert@intel.com>