ExperienceOrb should call EntitySpawnEvent

paper-server/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java

@@ -744,7 +744,8 @@ public class CraftEventFactory {
         // Spigot start - SPIGOT-7523: Merge after spawn event and only merge if the event was not cancelled (gets checked above)
         if (entity instanceof net.minecraft.world.entity.ExperienceOrb xp) {
             double radius = world.spigotConfig.expMerge;
-            if (radius > 0) {
+            event = CraftEventFactory.callEntitySpawnEvent(entity); // Call spawn event for ExperienceOrb entities
+            if (radius > 0 && !event.isCancelled() && !entity.isRemoved()) {
                 // Paper start - Maximum exp value when merging; Whole section has been tweaked, see comments for specifics
                 final long maxValue = world.paperConfig().entities.behavior.experienceMergeMaxValue;
                 final boolean mergeUnconditionally = maxValue <= 0;