Update to new bound SonarCloud project

Signed-off-by: Martin Melik-Merkumians <melik-merkumians@acin.tuwien.ac.at>

sonar-project.properties

@@ -1,4 +1,4 @@
-sonar.projectKey=OpENer
+sonar.projectKey=EIPStackGroup_OpENer
 sonar.organization=eipstackgroup
 
 # This is the name and version displayed in the SonarCloud UI.