change text for toggling back showing all future event occurrences

web/src/components/events/DateList.tsx

@@ -79,7 +79,10 @@ export const DateList = ({ event }: { event: EventFragment }) => {
       {futureOccurrences.length > 4 && (
         <div className={styles.showMore}>
           <button onClick={() => toggleDates()} className="button tertiary">
+            {!showAllDates && (
               <span>Vis alle kommende datoer ({futureOccurrences.length})</span>
+            )}
+            {showAllDates && <span>Vis færre datoer</span>}
           </button>
         </div>
       )}