SEBA-613 Make test target configurable

Change-Id: I8a98074ccee72744f43f3251176cb95bd6aa7621
diff --git a/jjb/pipeline/siab.groovy b/jjb/pipeline/siab.groovy
index 2ced48d..ace0b09 100644
--- a/jjb/pipeline/siab.groovy
+++ b/jjb/pipeline/siab.groovy
@@ -53,7 +53,7 @@
       steps {
         sh """
             pushd $WORKSPACE/automation-tools/seba-in-a-box
-            make run-tests ${params.Test_Tags} || true
+            make ${params.Test_Target} ${params.Test_Tags} || true
             popd
             """
             }