[backport cloud/1.32] Feat: Load Image (from Outputs) support in Vue Nodes (#6872)

Backport of #6836 to `cloud/1.32`

Automatically created by backport workflow.

┆Issue is synchronized with this [Notion
page](https://www.notion.so/PR-6872-backport-cloud-1-32-Feat-Load-Image-from-Outputs-support-in-Vue-Nodes-2b46d73d365081e3a39bc0ba9e19accf)
by [Unito](https://www.unito.io)

Co-authored-by: Alexander Brown <drjkl@comfy.org>

tests-ui/tests/renderer/extensions/vueNodes/widgets/composables/useRemoteWidget.test.ts

@@ -610,8 +610,7 @@ describe('useRemoteWidget', () => {
         false,
         expect.any(Function),
         {
-          serialize: false,
-          canvasOnly: true
+          serialize: false
         }
       )
     })