fix(core): push into changes arr instead of using index (#1569)

* fix(core): push into changes arr instead of using index

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

* chore(changeset): add

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

---------

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

.changeset/fluffy-mayflies-fetch.md

@@ -0,0 +1,5 @@
+---
+"@vue-flow/core": patch
+---
+
+Push into dimensions changes array instead of using index access.

packages/core/src/store/actions.ts

@@ -156,11 +156,11 @@ export function useActions(state: State, nodeLookup: ComputedRef<NodeLookup>, ed
           node.handleBounds.source = getHandleBounds('.source', update.nodeElement, nodeBounds, zoom)
           node.handleBounds.target = getHandleBounds('.target', update.nodeElement, nodeBounds, zoom)
 
-          changes[i] = {
+          changes.push({
             id: node.id,
             type: 'dimensions',
             dimensions,
-          }
+          })
         }
       }
     }