bugfix: updateVisibleItems accidentally being called with 'force' (#24)

* bugfix: updateVisibleItems accidentally being called with 'force'

window event was getting passed to updateVisibleItems(), which treated it as force = true
This was not your intention, right?

* Update VirtualScroller.vue

Author: Herteby

src/components/VirtualScroller.vue

@@ -272,11 +272,11 @@ export default {
     },
 
     addWindowScroll () {
-      window.addEventListener('scroll', this.updateVisibleItems, true)
+      window.addEventListener('scroll', () => this.updateVisibleItems(), true)
     },
 
     removeWindowScroll () {
-      window.removeEventListener('scroll', this.updateVisibleItems, true)
+      window.removeEventListener('scroll', () => this.updateVisibleItems(), true)
     },
   },