[energidataservice] Update JS example (#16963)

Signed-off-by: Jimmy Tanagra <jcode@tanagra.id.au>

diff --git a/bundles/org.openhab.binding.energidataservice/README.md b/bundles/org.openhab.binding.energidataservice/README.md
index 48b969c8eb2570dc17d395279df21c56d942edea..2b6301ebc369d288507f68ed5bf66b2d0ae5ba61 100644 (file)
--- a/bundles/org.openhab.binding.energidataservice/README.md
+++ b/bundles/org.openhab.binding.energidataservice/README.md
@@ -739,7 +739,7 @@ logInfo("Spot price two hours from now", price.toString)
 
 ```javascript
 var hourStart = time.toZDT().plusHours(2).truncatedTo(time.ChronoUnit.HOURS);
-var price = items.SpotPrice.history.historicState(hourStart).quantityState;
+var price = items.SpotPrice.persistence.persistedState(hourStart).quantityState;
 console.log("Spot price two hours from now: " + price);
 ```