Add DistributedLock test commands and STC tests

Change-Id: If410a91418fe1749e738cdc12494859af1c74245
(cherry picked from commit 2c9b159066a564b3ee61802819d81ecadc2aef4a)
diff --git a/tools/test/scenarios/dist-test.xml b/tools/test/scenarios/dist-test.xml
index 9f1e6d4..b0b9a17 100644
--- a/tools/test/scenarios/dist-test.xml
+++ b/tools/test/scenarios/dist-test.xml
@@ -38,6 +38,9 @@
             <import file="${ONOS_SCENARIOS}/dist-leader.xml"/>
             <dependency name="Distributed-Primitive-Leader"/>
 
+            <import file="${ONOS_SCENARIOS}/dist-lock.xml"/>
+            <dependency name="Distributed-Primitive-Lock"/>
+
             <import file="${ONOS_SCENARIOS}/dist-work-queue.xml"/>
             <dependency name="Distributed-Primitive-WorkQueue"/>