fix(flow): Add watcher that observes elements length for re-parsing

* instead of deeply watching the elements' arr (which would cause a re-parsing on any element pos change, like dragging a node) we watch the elements + elements arr length and re-parse as necessary

Signed-off-by: Braks <78412429+bcakmakoglu@users.noreply.github.com>

src/container/VueFlow/VueFlow.vue

@@ -166,8 +166,9 @@ invoke(async () => {
   )
 })
 
-throttledWatch(elements, store.setElements, { flush: 'post', throttle: 10 })
+watch(elements, store.setElements, { flush: 'post' })
-throttledWatch(store.elements, (val) => (elements.value = val), { flush: 'post', throttle: 10 })
+watch(() => elements.value.length, () => store.setElements(elements.value), { flush: 'post' })
+watch(store.elements, (val) => (elements.value = val), { flush: 'post' })
 
 const transitionName = computed(() => {
   let name = ''