Made URL generator configurable.

Signed-off-by: Kai Zimmermann <kai.zimmermann@bosch-si.com>

examples/hawkbit-device-simulator/src/main/java/org/eclipse/hawkbit/simulator/DeviceSimulatorUpdater.java

@@ -183,6 +183,7 @@ public class DeviceSimulatorUpdater {
                 final Artifact artifact) {
             artifact.getUrls().entrySet().forEach(entry -> {
                 switch (entry.getKey()) {
+                case HTTP:
                 case HTTPS:
                     status.add(downloadUrl(entry.getValue(), targetToken, artifact.getHashes().getSha1()));
                     break;