Ensure one jacoco output file

Sub-modules under sub-modules need to set the path to
ensure a single jacoco-ut.exec file is produced and
appended to.

I think this only gives us .1% - but that's ok. Its a
step towards consolidation.

Issue-ID: POLICY-2321
Change-Id: I31023843f55200096a905482ee55ad19bf681494
Signed-off-by: Pamela Dragosh <pdragosh@research.att.com>
diff --git a/models-interactions/model-impl/pom.xml b/models-interactions/model-impl/pom.xml
index a66abe8..e29a818 100644
--- a/models-interactions/model-impl/pom.xml
+++ b/models-interactions/model-impl/pom.xml
@@ -33,6 +33,10 @@
   <groupId>org.onap.policy.models.policy-models-interactions.model-impl</groupId>
   <artifactId>model-impl</artifactId>
 
+  <properties>
+    <jacoco.dataFile>${project.basedir}/../../../../target/code-coverage/jacoco-ut.exec</jacoco.dataFile>
+  </properties>
+
   <modules>
       <module>aai</module>
       <module>appc</module>