Drop publicSensors list after metadataStore has been built

collectagent/collectagent.cpp

@@ -741,6 +741,7 @@ int main(int argc, char* const argv[]) {
               if(sBuf.isValid())
                   metadataStore->store(*sBuf.getPattern(), sBuf);
           }
+      publicSensors.clear();
           
       analyticsController = new AnalyticsController(mySensorConfig, mySensorDataStore);
       analyticsController->setCache(&mySensorCache);