tizen: Simplify missing license macro for Tizen:2.3

tizen: Simplify missing license macro for Tizen:2.3

Change-Id: I6c2ceec4f37589db6c110a0f04df501c689a3fde
Origin: https://gerrit.iotivity.org/gerrit/#/c/12897/
Signed-off-by: Philippe Coval <philippe.coval@osg.samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/12897
Tested-by: jenkins-iotivity <jenkins-iotivity@opendaylight.org>
Reviewed-by: Uze Choi <uzchoi@samsung.com>
(cherry picked from commit 0d1a98d360977b8d967129282ff8644f363c5e79)
Reviewed-on: https://gerrit.iotivity.org/gerrit/13513