resolve jenkins build error in unit test case
resolve jenkins build error in unit test case

Change-Id: I054b023d1d400f1baace456c929aa808dd41607f
Signed-off-by: hyuna0213.jo <a3aecee2eabd6f87461b5d05d6fd0eaf35e269ed@samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/6215
Tested-by: jenkins-iotivity <09cb29e8a2b473a2c978382eec13ee06fa017bda@opendaylight.org>
Reviewed-by: Jee Hyeok Kim <ecfb86b5d85d5430a7602d1e11f4f25d16714d36@samsung.com>

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