Use Collection.isEmpty (#10525)

Fixes 47 SAT UseCollectionIsEmpty findings.

Signed-off-by: Wouter Born <github@maindrain.net>

bundles/org.openhab.binding.neohub/src/main/java/org/openhab/binding/neohub/internal/NeoHubHandler.java

@@ -243,7 +243,7 @@ public class NeoHubHandler extends BaseBridgeHandler {
 
             @Nullable
             List<? extends AbstractRecord> devices = deviceData.getDevices();
-            if (devices == null || devices.size() == 0) {
+            if (devices == null || devices.isEmpty()) {
                 logger.warn(MSG_FMT_DEVICE_POLL_ERR, "no devices found");
                 updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.COMMUNICATION_ERROR);
                 return null;