revert changes to room-sticky-events.ts

Author: Half-Shot

src/models/room-sticky-events.ts

@@ -136,6 +136,7 @@ export class RoomStickyEventsStore extends TypedEventEmitter<RoomStickyEventsEve
         } else {
             this.unkeyedStickyEvents.add(event as StickyMatrixEvent);
         }
+
         // Recalculate the next expiry time.
         this.nextStickyEventExpiryTs = Math.min(event.unstableStickyExpiresAt, this.nextStickyEventExpiryTs);