Fix event-item not being present in book sign (#5877)

Author: TheLimeGlass

src/main/java/ch/njol/skript/classes/data/BukkitEventValues.java

@@ -1380,7 +1380,7 @@ public ItemStack get(PlayerEditBookEvent event) {
 				book.setItemMeta(event.getNewBookMeta());
 				return book;
 			}
-		}, EventValues.TIME_FUTURE);
+		}, EventValues.TIME_NOW);
 		EventValues.registerEventValue(PlayerEditBookEvent.class, String[].class, new Getter<String[], PlayerEditBookEvent>() {
 			@Override
 			public String[] get(PlayerEditBookEvent event) {
@@ -1392,7 +1392,7 @@ public String[] get(PlayerEditBookEvent event) {
 			public String[] get(PlayerEditBookEvent event) {
 				return event.getNewBookMeta().getPages().toArray(new String[0]);
 			}
-		}, EventValues.TIME_FUTURE);
+		}, EventValues.TIME_NOW);
 		//ItemDespawnEvent
 		EventValues.registerEventValue(ItemDespawnEvent.class, Item.class, new Getter<Item, ItemDespawnEvent>() {
 			@Override